Results 31 to 40 of about 29,518 (292)

Antioxidant and antihemolytic activities of methanol extract of Hyssopus angustifolius [PDF]

open access: yes, 2012
This study was designed to evaluate antioxidant and antihemolytic activities of Hyssopus angustifolius flower, stem and leaf methanol extracts by employing various in vitro assays.
Alinezhad, H.   +6 more
core   +3 more sources

Nocardiosis in glomerular disease patients with immunosuppressive therapy

open access: yesBMC Nephrology, 2020
Background Glomerular disease patients have a high risk of infection, which contributes to the progression of disease per se and mortality, especially in those with long-term use of glucocorticoids and (or) immunosuppressive agents.
Yuzhang Han   +7 more
doaj   +1 more source

Synthesis, characterization, and biological evaluation of some 4-((thiophen-2-yl-methylene)amino)benzenesulfonamide metal complexes

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2021
Background Sulfonamides (sulfa drugs) and the metals like mercury, copper, and silver bear antimicrobial properties. The discovery of broad-spectrum antibiotics such as penicillins, cephalosporins, and fluoroquinolones has reduced their use.
E. Vijaya Sekhar   +4 more
doaj   +1 more source

Nitrite removal improves hydroxylamine analysis in aqueous solution by conversion with iron(III) [PDF]

open access: yes, 2013
Dissolved hydroxylamine (NH2OH) is a hort-lived compound produced in the oceanic environment during nitrification and dissimilatory eduction of nitrate to ammonium (DNRA).
Bange, Hermann W., Kock, Annette
core   +1 more source

Synthesis and Biological Evaluation of Novel Dihydro [2,3D] Pyridine Substituted Enaminosulfonamide Compounds as Potent Human Erythrocyte Carbonic Anhydrase II (hCAII)

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2021
Dihydro [2,3D] pyridine substituted enaminosulfonamide compounds have been synthesized and their effects on carbonic anhydrase II (hCAII) have been evaluated.
Tuna Demirci   +3 more
doaj   +1 more source

Plasmid‐Mediated Sulfanilamide Resistance [PDF]

open access: yesMicrobiology and Immunology, 1978
AbstractDihydropteroate synthetase (DHPS) is specified by a substrain of Escherichia coli K12, ML1410. This enzyme activity is inhibited by sulfanilamides (Sa) and is known to be heat‐stable, i.e., an Sa‐sensitive normal enzyme. Another DHPS activity specified by E. coli ML1410 carrying drug resistance plasmids is Sa‐resistant but heat‐sensitive, i.e.,
T, Nagate   +3 more
openaire   +2 more sources

The effect of sulfanilamide on the electrodeposition of copper onto a single crystal copper (100) plane and a polycrystalline copper substrate [PDF]

open access: yes, 1980
Studies were made of the electrodeposition of Cu onto a single-​crystal Cu(100) plane and onto a polycryst. Cu surface both in pure acidic CuSO4 soln. and in solns. contg. various concns. of sulfanilamide at various c. ds. the transition is from pyramids
Nageswar, S., Subramanian, K.
core   +1 more source

Characterizing the removal of antibiotics in algal wastewater treatment ponds : a case study on tetracycline in HRAPs: a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Environmental Engineering at Massey University, Turitea Campus, Palmerston, New Zealand [PDF]

open access: yes, 2016
Antibiotics are ubiquitous pollutants in wastewater, owing to their usefulness in both animal and human treatment. Antibiotic pollution is a growing concern because of the risk of encouraging antibiotic resistance in wastewater treatment (WWT) systems ...
Norvill, Zane
core  

Diacetyl as Acetyl Donor [PDF]

open access: yes, 1956
Diacetyl can serve as an acetyl donor for the forlnation of citrate and the acetylation of sulfanilamide in the dog heart homogenate. Diphosphothiamine and coenzyme A are essential for these reactions.
Fujii, Takao   +2 more
core   +1 more source

Synthesis, Characterization, Biological Properties, and Sensor Applications of Novel Thiosemicarbazone Derivatives

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT In this study, novel thiosemicarbazone derivative molecules (5a–j) were synthesized. The characterization of the synthesized molecules was carried out using 1H–, 13C–NMR, FT–IR, and Q–TOF spectroscopic techniques. Then, the inhibitory effect of these compounds was examined for human carbonic anhydrase I and II (hCA I, and II) and ...
Hayreddin Gezegen   +4 more
wiley   +1 more source

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