Results 21 to 30 of about 114,841 (367)

Sulfonamides and trimethoprim [PDF]

open access: yesExpert Review of Anti-infective Therapy, 2009
Sulfonamides and trimethoprim are inexpensive and effective antibacterial drugs that have been used extensively. The use of sulfonamides for systemic use has, however, decreased dramatically for several years, mainly because of resistance development in pathogenic bacteria and allergic side effects. Also the clinical efficiency of trimethoprim has been
openaire   +3 more sources

Ecofriendly Synthesis in Aqueous Medium: An Expeditious Approach to New N,N-Diethyl Amide Bearing Benzenemethanesulfonamides [PDF]

open access: yes, 2013
An highly expeditious synthetic approach for the synthesis of benzenemethanesulfonamides (1a-k) and their new corresponding N,N-diethyl substituted amido moieties (2a-k) has been achieved in aqueous medium at room tem-perature. The reaction condition was
Ajani, O. O.   +3 more
core   +1 more source

Synthesis of New N-Substituted N′-(2-methylthio-4-chloro-5-methylbenzenesulfonyl)guanidines with Anticancer Activity

open access: yesMedical Sciences Forum, 2022
Cancer is a disease that has spread widely throughout the world and requires the development of new anticancer drugs. Curing cancer is a complicated process as the drugs that are used target human cells and cells that have undergone genetic changes and ...
Beata Żołnowska   +2 more
doaj   +1 more source

Genetic Studies of Sulfadiazine-resistant and Methionine-requiring \u3cem\u3eNeisseria\u3c/em\u3e Isolated From Clinical Material [PDF]

open access: yes, 1967
Deoxyribonucleate (DNA) preparations were extracted from Neisseria meningitidis (four isolates from spinal fluid and blood) and N. gonorrhoeae strains, all of which were resistant to sulfadiazine upon primary isolation.
BROWN G. M.   +35 more
core   +2 more sources

A Comparative Study on the Interaction of Sulfonamide and Nanosulfonamide with Human Serum Albumin

open access: yesJournal of Chemistry, 2013
Binding parameters of the N-phenyl benzene sulfonyl hydrazide, sulfonamide, and nanosulfonamide interaction with human serum albumin were determined by calorimetry method.
G. Rezaei Behbehani   +3 more
doaj   +1 more source

Analytical Detection of Sulfonamides and Organophosphorus Insecticide Residues in Fish in Taiwan

open access: yesMolecules, 2020
Exposure to residues of antibiotics (e.g., sulfonamides) and insecticides (e.g., organophosphorus insecticides) in aquacultured food can adversely affect humans and animals and thus affect public health globally.
Chung-Pei Chang   +10 more
doaj   +1 more source

Prevalence of sulfonamide resistance genes in bacterial isolates from manured agricultural soils and pig slurry in the United Kingdom [PDF]

open access: yes, 2009
Prevalence of three sulfonamide resistance genes, sul1, sul2 and sul3 and sulfachloropyridazine (SCP) resistance was determined in bacteria isolated from UK manured agricultural clay soils and slurry samples, over a two year period.
Boxall, Alistair B.A.   +5 more
core   +2 more sources

Dihydropteroate synthase gene mutations in Pneumocystis and sulfa resistance [PDF]

open access: yes, 2004
Pneumocystis pneumonia (PCP) remains a major cause of illness and death in HIV-infected persons. Sulfa drugs, trimethoprim-sulfamethoxazole (TMP-SMX) and dapsone are mainstays of PCP treatment and prophylaxis.
Atzori, C   +6 more
core   +2 more sources

Synthesis and Antibacterial Activity of N,N-Diethylamide Bearing Benzenesulfonamide Derivatives [PDF]

open access: yes, 2013
Sulfonamides are known to represent a class of medicinally important compounds which are extensively used as antibacterial agents. Hence, a series of new N,N-diethyl amide bearing sulfonamides (2a-k) were synthesized via amidation of easily prepared ...
Ajani, Olayinka O.   +4 more
core   +1 more source

Point Mutations in the folP Gene Partly Explain Sulfonamide Resistance of Streptococcus mutans

open access: yesInternational Journal of Microbiology, 2013
Cotrimoxazole inhibits dhfr and dhps and reportedly selects for drug resistance in pathogens. Here, Streptococcus mutans isolates were obtained from saliva of HIV/AIDS patients taking cotrimoxazole prophylaxis in Uganda.
W. Buwembo   +4 more
doaj   +1 more source

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