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1

Chuang, Li Chin, Chin Hsiang Luo, and Sing Wei Huang. "Degradation Mechanism of Aqueous Sulfamerazine by AOPs of O3 and UV/TiO2." Advanced Materials Research 396-398 (November 2011): 772–75. http://dx.doi.org/10.4028/www.scientific.net/amr.396-398.772.

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Advanced Oxidation Processes (AOPs) is a promising treatment technology for eliminating trace micropollutants, in the treatment of wastewaters containing sulfamerazine (one of pharmaceuticals) using O3 and UV/TiO2 process, respectively. The degradation was studied by monitoring the intermediates employing high performance liquid chromatography (HPLC) separation coupled with an atmospheric pressure ionization mass spectrometry (API-MS) system operated under selected ion monitoring (SIM). The results indicate that the original sulfamerazine almost was degraded within 90 min under the concentration of ozone 3 mg/L at different pH runs. The ozonation of sulfamerazine demonstrated the best degradation efficiency for runs at pH 8 than for runs at pH 6 and pH 11, respectively, under the concentration of ozone 1 or 3 mg/L. The original sulfamerazine was completely degraded within irradiation time of 5 hr at pH 6 runs in the concentration of O2-sparged 30 mg/L during the photocatalytic process. The rate constants are 0.086, 0.08, 0.04, and 0.027 hr-1 at the concentration of sulfamerazine 14.22, 21.33, 35.55, and 42.66 μM, respectively. Two intermediates were observed during the photocatalytic degradation of sulfamerazine.
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2

Chen, Lei, Yean Kee Lee, Yanawut Manmana, Kheng Soo Tay, Vannajan Sanghiran Lee, and Noorsaadah Abd Rahman. "Synthesis, characterization, and theoretical study of an acrylamide-based magnetic molecularly imprinted polymer for the recognition of sulfonamide drugs." e-Polymers 15, no. 3 (May 1, 2015): 141–50. http://dx.doi.org/10.1515/epoly-2015-0017.

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AbstractIn this work, a magnetic molecularly imprinted polymer (MION-MIP) was prepared for the recognition and extraction of sulfadiazine (SDZ). The acrylamide-based MIP was imprinted directly onto the surface of 3-(trimethoxysilyl)propyl methacrylate-modified magnetic iron oxide nanoparticles. The synthesized MION-MIP with a diameter about 100 nm possesses fast adsorption kinetics and high adsorption capacity. The results also indicated that a higher maximum adsorption capacity (775 μg g-1) was achieved by the synthesized MION-MIP. The Langmuir adsorption isotherm model was found to describe well the equilibrium adsorption data. The results from the competitive binding experiment showed that MION-MIP was not only selective toward SDZ but the adsorption of sulfamerazine was also dramatically high. SDZ and sulfamerazine have an almost similar substructure where these two compounds were only differentiated by one methyl group. To explain this result, a computational study was carried out. From a different level of calculation with semiempirical (PM3), Hartree-Fock (HF), and density functional theory (DFT) calculation, SDZ and sulfamerazine showed similar interaction energy and interaction mechanism with the acrylamide monomer. Therefore, both SDZ and sulfamerazine could have the same binding property with the MION-MIP.
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3

Malla, Avirup, Koel Mukherjee, Mukulika Mandal, Aishwarya Mukherjee, Runa Sur, and Suvroma Gupta. "An Insight to the Toxic Effect of Sulfamerazine on Porcine Pancreatic Amylase and Lactate Dehydrogenase Activity: An In Vitro Study." Current Chemical Biology 15, no. 2 (August 9, 2021): 171–81. http://dx.doi.org/10.2174/2212796815666210216101221.

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Background: Sulfamerazine, a sulfonamide, has been routinely used to treat various bacterial infections, namely Pneumonia, Urinary tract infections, Shigellosis, Bronchitis, Prostatitis, and many more. It interferes with the bacterial folic acid biosynthesis, albeit higher eukaryotes are not susceptible to its action due to the inherent absence of this specific pathway. Objective: In spite of its constant use, Sulfamerazine administration evokes serious issues like the development of antibacterial resistance through environmental contamination, although how it affects the eukaryotic system, specifically its target identification, has not been addressed in detail. Methods: The source of the cell line, including when and from where it was obtained. Whether the cell line has recently been authenticated and by what method. Whether the cell line has recently been tested for mycoplasma contamination. Hela Cells are cultured as per the standard method, amylase and lactate dehydrogenase assay are conducted using a standard procedure with a spectrophotometer. Binding thermodynamics and conformational study have been estimated with isothermal titration calorimetry as well as with docking. Results: Experimental observations reveal that Sulfamerazine inhibits porcine pancreatic amylase in a noncompetitive mode (IC50 of 0.96 mM). The binding of the drug to porcine pancreatic amylase is entropy-driven with conformational changes of the protein as indicated by concomitant redshift. It enhances the inhibitory effects of acarbose and cetapin on their in vitro pancreatic amylase activity. It augments lipid peroxidation and promotes lactic acidosis in a dose-dependent manner. Docking studies ensure effective interactions between Sulfamerazine and proteins like lactic dehydrogenase and porcine pancreatic amylase. Conclusion: Detailed study is to be conducted to confirm whether the molecular scaffold of Sulfamerazine might serve as an effective repurposed drug acting as a lead molecule to design antidiabetic drugs of future use. Alternatively, it should be prescribed with caution under specific medical situations like diabetes, cancer and hepatic disorders manifesting lactic acidosis to avoid the crisis.
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4

Hossain, G. M. Golzar. "A new polymorph of sulfamerazine." Acta Crystallographica Section E Structure Reports Online 62, no. 6 (May 5, 2006): o2166—o2167. http://dx.doi.org/10.1107/s1600536806014449.

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5

Yao, Youru, Na Mi, Yongqing Zhu, Li Yin, Yong Zhang, and Shiyin Li. "Efficient removal of sulfamerazine (SMR) by ozonation in acetic acid solution after enrichment SMR from water using granular activated carbon." RSC Advances 9, no. 16 (2019): 9145–52. http://dx.doi.org/10.1039/c8ra10429h.

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6

Zhang, Geoff G. Z., Chonghui Gu, Mark T. Zell, R. Todd Burkhardt, Eric J. Munson, and David J. W. Grant. "Crystallization and Transitions of Sulfamerazine Polymorphs." Journal of Pharmaceutical Sciences 91, no. 4 (April 2002): 1089–100. http://dx.doi.org/10.1002/jps.10100.

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7

Smallidge, Robert L., Elzbieta J. Kentzer, Kelly R. Stringham, Eun H. Kim, Connie Lehe, Rodger W. Stringham, and Elizabeth C. Mundell. "Sulfamethazine and Sulfathiazole Determination at Residue Levels in Swine Feeds by Reverse-Phase Liquid Chromatography with Post-Column Derivatization." Journal of AOAC INTERNATIONAL 71, no. 4 (July 1, 1988): 710–17. http://dx.doi.org/10.1093/jaoac/71.4.710.

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Abstract Twenty g sample, to which sulfamerazine has been added as internal standard, is extracted with 0.3N HC1 + 1.5% diethylamine in 25% methanol. The sample extract is chilled (to aid clarification), centrifuged, and filtered. The sulfonamides are separated from each other and from co-extracted materials on a C-18 reverse-phase column and detected at 450 nm following post-column derivatization with dimethylaminobenzaldehyde. Two isocratic mobile phases have been tested: (1) acetonitrile-2% acetic acid (17 + 83), with an analysis time of 13 min; and (2) acetonitrile-methanol-2% acetic acid (4 + 16 + 80), with an analysis time of 20 min but an improved analysis for some samples. As many as 40 samples have been analyzed at one time unattended with the aid of an autosampler. A total of about 1500 field samples have been assayed using the method. Method sensitivity is 0.1 ppm for either analyte in a hog finishing feed. Linearity for each of the analytes is satisfactory over a range of 0.4-25 ppm in spiked feeds. Coefficients of variation range from 13% at 0.5 ppm to 2% at 13 ppm as tested over a period of time in naturally contaminated samples. The absolute recovery of sulfamethazine varies with sample matrix, but, in the presence of sulfamerazine as internal standard, recovery has been 96.7-99.7% over the range of 0.1-10 ppm. Sulfamerazine and sulfamoxole were tested for their suitability as internal standards. Sulfamerazine is a good internal standard for sulfamethazine; neither is ideal for sulfathiazole. A recovery factor is necessary for estimating the level of sulfathiazole in feeds when either internal standard is used; however, either standard is satisfactory for correcting for feed matrix variation
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8

Vosough, Maryam, Mahdieh Nazari Onilghi, and Amir Salemi. "Optimization of matrix solid-phase dispersion coupled with high performance liquid chromatography for determination of selected antibiotics in municipal sewage sludge." Analytical Methods 8, no. 24 (2016): 4853–60. http://dx.doi.org/10.1039/c6ay00112b.

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9

Deng, Fengxia, Jinyu Xie, Orlando Garcia-Rodriguez, Baojian Jing, Yingshi Zhu, Zhonglin Chen, Jyh-Ping Hsu, Jizhou Jiang, Shunwen Bai, and Shan Qiu. "Correction: A dynamic anode boosting sulfamerazine mineralization via electrochemical oxidation." Journal of Materials Chemistry A 10, no. 4 (2022): 2133. http://dx.doi.org/10.1039/d1ta90273c.

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10

Liu, Chengxiang, Fengjuan Cao, Samir A. Kulkarni, Geoffrey P. F. Wood, and Erik E. Santiso. "Understanding Polymorph Selection of Sulfamerazine in Solution." Crystal Growth & Design 19, no. 12 (October 9, 2019): 6925–34. http://dx.doi.org/10.1021/acs.cgd.9b00576.

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11

Kurotani, Masahiro, and Izumi Hirasawa. "Polymorph control of sulfamerazine by ultrasonic irradiation." Journal of Crystal Growth 310, no. 21 (October 2008): 4576–80. http://dx.doi.org/10.1016/j.jcrysgro.2008.08.002.

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12

Liu, Lingling, and Tao Zhu. "Emulsification liquid–liquid microextraction based on deep eutectic solvents: an extraction method for the determination of sulfonamides in water samples." Analytical Methods 9, no. 32 (2017): 4747–53. http://dx.doi.org/10.1039/c7ay01332a.

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In this study, a simple, inexpensive and sensitive method named emulsification liquid–liquid microextraction based on deep eutectic solvents (ELLME-DES) was used for the extraction of sulfonamides (SAs) from water samples, including sulfadiazine (SDZ), sulfamerazine (SMR), sulfametoxydiazine (SDD) and sulfamethoxazole (SMX).
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13

Liang, Xiujuan, Dan Liu, Jingjing Zhou, Yuling Zhang, and Wenjing Zhang. "Effects of colloidal humic acid on the transport of sulfa antibiotics through a saturated porous medium under different hydrochemical conditions." Water Supply 18, no. 6 (February 20, 2018): 2199–207. http://dx.doi.org/10.2166/ws.2018.042.

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Abstract Colloidal humic acid (HA) acts as a vector that can facilitate the transport of contaminants in groundwater. However, investigations of factors that enhance the transport of sulfa antibiotics when there are colloids present remain incomplete to date. In this study, column experiments were performed under different conditions (particle size, pH, ionic strength, cation valence, colloidal concentration) using 0.25 mg/L sulfamerazine (SM) with or without colloids. The results showed that antibiotics were more easily deposited on the surface of porous media with a diameter of 0.22 mm than 0.45 mm. As the pH increased from 6 to 8, adding colloidal HA increased the maximum breakthrough concentration from 0.94 to 1 for SM. Adding colloidal HA at different NaCl concentrations decreased the maximum C/C0 ratio from 0.97 to 0.92. However, adding colloidal HA changed the C/C0 ratio more when the divalent cation (Ca2+) was present. Overall, increasing the colloidal HA concentration clearly caused the effluent sulfamerazine concentration to increase.
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14

Lee, Sun, Areum Choi, Woo-Sik Kim, and Allan S. Myerson. "Phase Transformation of Sulfamerazine Using a Taylor Vortex." Crystal Growth & Design 11, no. 11 (November 2, 2011): 5019–29. http://dx.doi.org/10.1021/cg200925v.

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15

Lu, Jie, Yi-Ping Li, Jing Wang, Zhen Li, Sohrab Rohani, and Chi-Bun Ching. "Pharmaceutical cocrystals: a comparison of sulfamerazine with sulfamethazine." Journal of Crystal Growth 335, no. 1 (November 2011): 110–14. http://dx.doi.org/10.1016/j.jcrysgro.2011.09.032.

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16

Aitipamula, Srinivasulu, Pui Shan Chow, and Reginald B. H. Tan. "The solvates of sulfamerazine: structural, thermochemical, and desolvation studies." CrystEngComm 14, no. 2 (2012): 691–99. http://dx.doi.org/10.1039/c1ce06095c.

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17

Talib Humeidy, Israa. "Spectrophotometric method for Determination of sulfamerazine Using 2,4-dinitrophenylhydrazineReagent." Journal of Physics: Conference Series 1294 (September 2019): 052022. http://dx.doi.org/10.1088/1742-6596/1294/5/052022.

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18

Kawakami, Kohsaku, Yasuo Asami, and Itsuro Takenoshita. "Calorimetric investigation of solvent-mediated transformation of sulfamerazine polymorphism." Journal of Pharmaceutical Sciences 99, no. 1 (January 2010): 76–81. http://dx.doi.org/10.1002/jps.21837.

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19

Deng, Fengxia, Jinyu Xie, Orlando Garcia-Rodriguez, Baojian Jing, Yingshi Zhu, Zhonglin Chen, Jyh-Ping Hsu, Jizhou Jiang, Shunwen Bai, and Shan Qiu. "A dynamic anode boosting sulfamerazine mineralization via electrochemical oxidation." Journal of Materials Chemistry A 10, no. 1 (2022): 192–208. http://dx.doi.org/10.1039/d1ta08095d.

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20

Qin, Shili, Fenglong Jin, Lidi Gao, Liqiang Su, Yingjie Li, Shuang Han, and Peng Wang. "Determination of sulfamerazine in aquatic products by molecularly imprinted capillary electrochromatography." Royal Society Open Science 6, no. 6 (June 2019): 190119. http://dx.doi.org/10.1098/rsos.190119.

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A molecularly imprinted monolith was prepared and evaluated for the special selective separation of sulfamerazine (SMR) by capillary electrochromatography (CEC). The single-step in situ polymerization method was applied through thermally immobilized vinyl groups of itaconic acid and a derivatization capillary column using SMR as the template. The monolith with optimal selectivity and permeability was performed at 45°C for 7 h according to the molar ratios of 1 : 4 : 10 (template/functional monomer/cross-linker). Under the optimized separation conditions of 75% acetonitrile in 20 mM phosphate buffer with pH 5.0, 15 kV applied voltage and 20°C column temperature, the imprinted monolith showed strong recognition ability for SMR and high column performance. Finally, the molecularly imprinted monolith coupled with the CEC method was successfully developed for the quantification of SMR in aquatic products, which was properly validated by a good linear relationship, recoveries and limit of detection. The coupling technique of the molecularly imprinted technology and CEC achieved pre-treatment enrichment and separation analysis in only one miniaturized chromatographic column.
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21

Garden, Scott W., and Peter Sporns. "Development and Evaluation of an Enzyme Immunoassay for Sulfamerazine in Milk." Journal of Agricultural and Food Chemistry 42, no. 6 (June 1994): 1379–91. http://dx.doi.org/10.1021/jf00042a026.

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22

Hossain, G. M. Golzar, A. J. Amoroso, A. Banu, and K. M. A. Malik. "Syntheses and characterisation of mercury complexes of sulfadiazine, sulfamerazine and sulfamethazine." Polyhedron 26, no. 5 (March 2007): 967–74. http://dx.doi.org/10.1016/j.poly.2006.09.056.

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23

Delgado, Daniel R., and Fleming Martínez. "Solution Thermodynamics and Preferential Solvation of Sulfamerazine in Methanol + Water Mixtures." Journal of Solution Chemistry 44, no. 2 (February 2015): 360–77. http://dx.doi.org/10.1007/s10953-015-0317-1.

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24

Kurotani, Masahiro, and Izumi Hirasawa. "Effect of ultrasonic irradiation on the selective polymorph control in sulfamerazine." Chemical Engineering Research and Design 88, no. 9 (September 2010): 1272–78. http://dx.doi.org/10.1016/j.cherd.2010.02.014.

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25

Gu, Chong-Hui, Koustuv Chatterjee, Victor Young, and David J. W. Grant. "Stabilization of a metastable polymorph of sulfamerazine by structurally related additives." Journal of Crystal Growth 235, no. 1-4 (February 2002): 471–81. http://dx.doi.org/10.1016/s0022-0248(01)01784-5.

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26

Goyal, R. N., N. C. Mathur, and S. Bhargava. "Mechanism of electrochemical oxidation of sulfamerazine at a pyrolytic graphite electrode." Electroanalysis 2, no. 1 (January 1990): 57–62. http://dx.doi.org/10.1002/elan.1140020111.

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27

Liu, Xinghao, Wenxiu Zhu, Zhaoguang Yang, Ying Yang, and Haipu Li. "Efficient ozone catalysis by manganese iron oxides/activated carbon for sulfamerazine degradation." Journal of Water Process Engineering 49 (October 2022): 103050. http://dx.doi.org/10.1016/j.jwpe.2022.103050.

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28

Zhuang, Xiaoxuan, Xing Li, Yanling Yang, Nan Wang, Yi Shang, Zhiwei Zhou, Jiaqi Li, and Huiping Wang. "Enhanced Sulfamerazine Removal via Adsorption–Photocatalysis Using Bi2O3–TiO2/PAC Ternary Nanoparticles." Water 12, no. 8 (August 13, 2020): 2273. http://dx.doi.org/10.3390/w12082273.

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The presence of sulfonamides (SAs) in water has received increasing attention due to the risk to ecosystems. The adsorption and photocatalysis performance for sulfamerazine (SMZ) of Bi2O3–TiO2 supported on powdered activated carbon (Bi2O3–TiO2/PAC) nanoparticles was evaluated. The amount of doped Bi2O3 not only influenced the photocatalytic performance but also impacted the adsorption capacity. The adsorption mass transfer mechanism of Bi2O3–TiO2/PAC was elucidated and is further discussed in combination with the photocatalytic mechanism. It was indicated that Bi2O3–TiO2/PAC(10%–700 °C) performed best, and the SMZ removal by the adsorption–photocatalysis of Bi2O3–TiO2/PAC(10%–700 °C) reached 95.5%. Adsorption onto active sites was a major adsorption step, and external diffusion was assisted. Superoxide radical (●O2−) and hole (h+) were identified as the major reactive oxygen species (ROS) for SMZ removal. Benzene ring fracture, SO2 extrusion and nitrogenated SMZ were proposed as the main pathways for photocatalysis. Meanwhile, alkaline conditions enhanced photocatalytic performance, while contrary effects were observed for adsorption. The adsorption–photocatalysis removal performance for SMZ in lake water was better than that for river water. It can be generalized for the potential application of photocatalysis coupling with adsorption to remove refractory antibiotics in water.
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29

Aday, Burak, Pınar Sola, Ferdağ Çolak, and Muharrem Kaya. "Synthesis of novel sulfonamide analogs containing sulfamerazine/sulfaguanidine and their biological activities." Journal of Enzyme Inhibition and Medicinal Chemistry 31, no. 6 (August 31, 2015): 1005–10. http://dx.doi.org/10.3109/14756366.2015.1079183.

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30

Datta, Sharmistha, and David J. W. Grant. "Computing the Relative Nucleation Rate of Phenylbutazone and Sulfamerazine in Various Solvents." Crystal Growth & Design 5, no. 4 (July 2005): 1351–57. http://dx.doi.org/10.1021/cg0342462.

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31

Russ Christenson, W., Vijayapal R. Reddy, and Walter N. Piper. "Reversal of sulfamerazine inhibition of rat hepatic uroporphyrinogen synthesis by folic acid." Life Sciences 38, no. 18 (May 1986): 1679–84. http://dx.doi.org/10.1016/0024-3205(86)90412-1.

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32

Zhuang, Shuting, Yong Liu, and Jianlong Wang. "Covalent organic frameworks as efficient adsorbent for sulfamerazine removal from aqueous solution." Journal of Hazardous Materials 383 (February 2020): 121126. http://dx.doi.org/10.1016/j.jhazmat.2019.121126.

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33

Esrafili, Mehdi D., Hadi Behzadi, Javad Beheshtian, and Nasser L. Hadipour. "Theoretical 14N nuclear quadrupole resonance parameters for sulfa drugs: Sulfamerazine and sulfathiazole." Journal of Molecular Graphics and Modelling 27, no. 3 (October 2008): 326–31. http://dx.doi.org/10.1016/j.jmgm.2008.05.007.

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34

Othman, Rasha M., Wasfi A. Al-Masoudi, Adil A. Hama, and Sara M. Hussain. "Antimicrobial Activity and Molecular Modeling Study of Schiff Base Derived from Sulfamerazine." Indian Journal of Forensic Medicine & Toxicology 13, no. 4 (2019): 694. http://dx.doi.org/10.5958/0973-9130.2019.00374.8.

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35

Macfhionnghaile, Pól, Yun Hu, Katarzyna Gniado, Sinead Curran, Patrick Mcardle, and Andrea Erxleben. "Effects of Ball-Milling and Cryomilling on Sulfamerazine Polymorphs: A Quantitative Study." Journal of Pharmaceutical Sciences 103, no. 6 (June 2014): 1766–78. http://dx.doi.org/10.1002/jps.23978.

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36

Hossain, G. M. Golzar, and A. J. Amoroso. "Bis[4-amino-N-(4-methylpyrimidin-2-yl-κN3)benzenesulfonamidato-κN](2,2′-bipyridine-κ2N,N′)mercury(II)." Acta Crystallographica Section E Structure Reports Online 70, no. 4 (March 8, 2014): m127—m128. http://dx.doi.org/10.1107/s1600536814004760.

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The complete molecule of the title complex, [Hg(C11H11N4O2S)2(C10H8N2)], is generated by crystallographic twofold symmetry, with the mercury cation lying on the rotation axis. The mercury coordination polyhedron can be described as tetrahedral (from theN,N′-bidenate bipyridine molecule and the sulfonamide N atoms of the sulfamerazine anions) or as squashed trigonal-prismatic, if two long (> 2.80 Å) Hg—N bonds to pyrimidine N atoms are included. The dihedral angle between the aromatic rings in the anion is 73.3 (2)°. In the crystal, N—H...(N,O) and N—H...N hydrogen bonds link the molecules into a three-dimensional network.
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37

Delgado, Daniel R., María Á. Peña, and Fleming Martínez. "Extended Hildebrand solubility approach applied to some structurally related sulfonamides in ethanol + water mixtures." Revista Colombiana de Química 45, no. 1 (August 11, 2016): 34. http://dx.doi.org/10.15446/rev.colomb.quim.v45n1.57201.

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Extended Hildebrand Solubility Approach (EHSA) was applied to evaluate the solubility of sulfadiazine, sulfamerazine, and sulfamethazine in some ethanol + water mixtures at 298.15 K. Reported experimental equilibrium solubilities and some fusion properties of these drugs were used for the calculations. In particular, a good predictive character of EHSA (with mean deviations lower than 3.0%) has been found by using regular polynomials in order four correlating the interaction parameter W with the Hildebrand solubility parameter of solvent mixtures without drug. However, the predictive character of EHSA was the same as that obtained by direct correlation of drug solubilities with the same descriptor of polarity of the cosolvent mixtures.
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38

Nose, Norihide, Youji Hoshino, Yoshinori Kikuchi, Masakazu Horie, Kouichi Saitoh, Takashi Kawachi, and Hiroyuki Nakazawa. "Simultaneous Liquid Chromatographic Determination of Residual Synthetic Antibacterials in Cultured Fish." Journal of AOAC INTERNATIONAL 70, no. 4 (July 1, 1987): 714–17. http://dx.doi.org/10.1093/jaoac/70.4.714.

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Abstract A liquid chromatographic method is described to determine simultaneously the following 11 synthetic antibacterial agents used in a fishery: nitrofuran derivatives furazolidone, nifurpirinol, difurazone, and furamizole; sulfa drugs sulfamerazine, sulfisozole, sulfamonomethoxine, and sulfadimethoxine; and, oxolinic, nalidixic, and piromidic acids. A Nucleosil C18 column was used with tetrahydrofuran- acetonitrile-phosphoric acid-water (29 + 1 + 0.06 + 69.94) as the mobile phase. Pretreatment of the fish meat sample with acetone extraction and alumina column cleanup gave good separation of the LC peaks without interference from any other components. Recovery of the antibacterial agents was ca 80%. The lower limit of detection of the drugs was 1-2 ng for 10 μL injection.
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39

de Moraes, Nicolas Perciani, Robson da Silva Rocha, Abner de Siervo, Caio César Achiles do Prado, Teresa Cristina Brazil de Paiva, Tiago Moreira Bastos Campos, Gilmar Patrocinio Thim, Marcos Roberto de Vasconcelos Lanza, and Liana Alvares Rodrigues. "Resorcinol-based carbon xerogel/ZnO composite for solar-light-induced photodegradation of sulfamerazine." Optical Materials 128 (June 2022): 112470. http://dx.doi.org/10.1016/j.optmat.2022.112470.

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40

Wang, Bingqing, Tao Fu, Baohua An, and Yong Liu. "UV light-assisted persulfate activation by Cu0-Cu2O for the degradation of sulfamerazine." Separation and Purification Technology 251 (November 2020): 117321. http://dx.doi.org/10.1016/j.seppur.2020.117321.

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41

Aloisio, Carolina, Anselmo Gomes de Oliveira, and Marcela Longhi. "Solubility and release modulation effect of sulfamerazine ternary complexes with cyclodextrins and meglumine." Journal of Pharmaceutical and Biomedical Analysis 100 (November 2014): 64–73. http://dx.doi.org/10.1016/j.jpba.2014.07.008.

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42

Park, Sun-Ah, Sun Lee, and Woo-Sik Kim. "Polymorphic Crystallization of Sulfamerazine in Taylor Vortex Flow: Polymorphic Nucleation and Phase Transformation." Crystal Growth & Design 15, no. 8 (July 10, 2015): 3617–27. http://dx.doi.org/10.1021/acs.cgd.5b00002.

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43

Delgado, Daniel R., and Fleming Martínez. "Solubility and solution thermodynamics of sulfamerazine and sulfamethazine in some ethanol+water mixtures." Fluid Phase Equilibria 360 (December 2013): 88–96. http://dx.doi.org/10.1016/j.fluid.2013.09.018.

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44

Barnabas, Mary Jenisha, Surendran Parambadath, Saravanan Nagappan, and Chang-Sik Ha. "Sulfamerazine Schiff-base complex intercalated layered double hydroxide: synthesis, characterization, and antimicrobial activity." Heliyon 5, no. 4 (April 2019): e01521. http://dx.doi.org/10.1016/j.heliyon.2019.e01521.

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45

Qiao, Feng Xia, and Meng Ge Wang. "Synthesis of RAFT Molecularly Imprinting Polymer Based on Ionic Liquid." Advanced Materials Research 668 (March 2013): 246–49. http://dx.doi.org/10.4028/www.scientific.net/amr.668.246.

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A kind of sulfanilic acid molecularly imprinted polymer (MIP) was synthesized by reverisible addition fragmentation chain transfer (RAFT) process using (4-cyanopentanoic acid)-4-dithiobenzoate (CTA-2) as chain transfer reagent, methacrylic acid (MAA) as functional monomer and hydrophobic ionic liquids, 1-butyl-3-methylimidazolium hexfluorophosphate ([bmim]PF6), as functional reaction medium. The results showed that the obtained MIPs had regular shape with high affinity to sulfonamides, and when it was empolyed as the adsorbtion sorbent of solid phase extraction for selectively extracted the three kinds of sulfonamides (sulfamerazine, sulfadiazine and sulfamethoxazole) from chicken samples, the interferences of chicken matrix could be eliminated efficiently and the recoveries at three spiked leves were satisfied.
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46

Li, Bingyu, Cun Li, Haiyang Jiang, Zhahnui Wang, Xingyuan Cao, Sijun Zhao, Suxia Zhang, and Jianzhong Shen. "Purification of Nine Sulfonamides from Chicken Tissues by Immunoaffinity Chromatography Using Two Monoclonal Antibodies." Journal of AOAC INTERNATIONAL 91, no. 6 (November 1, 2008): 1488–93. http://dx.doi.org/10.1093/jaoac/91.6.1488.

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Abstract An immunoaffinity chromatographic method was developed for the purification of 9 sulfonamides (sulfamethazine, sulfadimethoxine, sulfamerazine, sulfathiazole, sulfamethoxazole, sulfamethizole, sulfadiazine, sulfamonomethoxine, and sulfapyridine) from chicken tissue (muscle and liver) samples. Two monoclonal antibodies (antisulfamethazine and antisulfamethoxazole) were simultaneously covalently coupled to CNBr-activated Sepharose 4B for the preparation of a re-usable immunoaffinity column. After extraction with methanolwater and purification by immunoaffinity column, the sulfonamides were determined by reversed-phase liquid chromatography and UV detection at 270 nm. The recoveries for each drug at fortification levels of 1050 ng/g ranged from 74.1 to 108.9 with relative standard deviations from 1.9 to 11.5. The limits of detection were 2 ng/g for each drug.
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47

Reimer, Gerry J., and Agripina Suarez. "Liquid Chromatographic Confirmatory Method for Five Sulfonamides in Salmon Muscle Tissue by Matrix Solid-Phase Dispersion." Journal of AOAC INTERNATIONAL 75, no. 6 (November 1, 1992): 979–81. http://dx.doi.org/10.1093/jaoac/75.6.979.

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Abstract A reversed-phase (C18) liquid chromatographic (LC) method was developed for the analysis of 5 sulfonamides (sulfadiazine [SDZ], sulfamerazine [SMRZ], sulfamethazine [SMTZ], sulfadimethoxine [SDMX], and sulfapyridine [SP]) in salmon muscle tissue. Spiked tissue samples were extracted by matrix solid-phase dispersion. The LC mobile phase gradient consisted of acetonitrile-aqueous 0.01M ammonium acetate (pH 5.5). The potentiators trimethoprim and ormetoprim were also resolved with this chromatographic system. The method detection limits at the 99% confidence level were 48,66,228, and 150 ppb for SP, SMRZ, SMTZ, and SDMX, respectively, and approximately 100 ppb for SDZ. The average percent recoveries of analytes from salmon muscle tissue were 66,66,71,82, and 75% for SDZ, SP, SMRZ, SMTZ, and SDMX, respectively
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48

Mooser, Andrê E., and Herbert Koch. "Confirmatory Method for Sulfonamide Residues in Animal Tissues by Gas Chromatography and Pulsed Positive Ion-Negative Ion-Chemical Ionization Mass Spectrometry." Journal of AOAC INTERNATIONAL 76, no. 5 (September 1, 1993): 976–82. http://dx.doi.org/10.1093/jaoac/76.5.976.

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Abstract A confirmatory method has been developed for determination of 13 sulfonamides in edible tissues. The assay involves extraction from a solution resulting from a screening procedure by liquid chromatography and subsequent derivatization. Sulfachloropyridazine (SCP), sulfadiazine (SDA), sulfadimethoxine (SDM), sulfamethazine (SMZ), sulfamerazine (SME), sulfamethoxazole (SMX), sulfamethoxypyridazine (SMP), sulfapyridine (SPR), sulfaquinoxaline (SQX), and sulfathiazole (STA) were detected as the N1-methyl-N4-trifluoroacetyl derivatives, sulfaguanidine (SGU) as the same derivative after cyclization by hexafluoroacetylacetone, and sulfacetamide (SAC) as the methyl derivative. These sulfonamides were detected by gas chromatography and pulsed positive ion-negative ion-chemical ionization mass spectrometry with methane as the reactant gas, whereas sulfanilamide (SAA) was determined as the methyl derivative by electron-impact ionization.
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Beigizadeh, Hana, Mohammad Reza Ganjali, and Parviz Norouzi. "Voltammetric Sensors Based on Various Nanomaterials for the Determination of Sulfonamides." Current Analytical Chemistry 15, no. 2 (February 19, 2019): 124–30. http://dx.doi.org/10.2174/1573411014666180313114313.

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Background: The widespread applications of sulphonamides, as antibacterial or antimicrobial agents, and their mechanism of actions in the body, have changed their determination to an important issue in the area of human health. Objective: Here, history of developing voltammetric sensors based on nanomaterials for the detection of sulfonamides including sulfadiazine, sulfamethoxazole, sulfacetamide, sulfadimethoxine, sulfathiazole, sulfamethiazole and sulfamerazine is reviewed. Modified electrodes based on various nanomaterials (carbonaceous nanomaterials, Metallic Nanoparticles (MNPs), conducting nanopolymers) have been reported, and studies showed that nanomaterials have been mostly used to overcome problems like the poor sensitivity and selectivity of bare electrodes. The study covers the properties of each sensor in detail, and reports and compares the linear ranges, Limits of Detection (LODs), reproducibility, and reusability of the electrodes reported so far.
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50

Bui, Lap V. "Liquid Chromatographic Determination of Six Sulfonamide Residues in Animal Tissues Using Postcolumn Derivatization." Journal of AOAC INTERNATIONAL 76, no. 5 (September 1, 1993): 966–76. http://dx.doi.org/10.1093/jaoac/76.5.966.

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Abstract A sensitive and reproducible liquid chromatographic method is described for the simultaneous determination of sulfonamide residues in animal livers and kidneys. The selectivity of the method is enhanced significantly through the use of postcolumn reaction with p-dimethylaminobenzaldehyde, followed by detection at 450 nm. Consequently, the cleanup is simplified; it consists of removal of fatty material by partitioning the sample extract into an acetonitrile-hexane system. The sulfonamides used for this study were sulfadiazine, sulfapyridine, sulfamerazine, sulfadimidine, sulfamethoxypyridazine, and sulfaquinoxaline. At the level of 100 μg/kg, the recoveries ranged from 70 to 104% and were dependent on the nature of the matrix and the particular sulfonamide. The coefficients of variation are 2-10% at this level. The detection limit was 20 μg/dg.
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