نتایج جستجو برای: streptomycin

تعداد نتایج: 11057  

2003

Various reports (l-5) have demonstrated that streptomycin inhibits the metabolic activities of the non-proliferating cells of susceptible strains of bacteria. This paper is an attempt to trace the mode of action of streptomycin with the object of determining what reactions vital to the cell are interfered with. Study of the mode of action of the antibiotics of therapeutic value should eventualI...

Journal: :Antimicrobial agents and chemotherapy 1990
M A Wyka A C St John

The role of abnormal membrane proteins in modulating the rate of killing by streptomycin was investigated. Davis et al. (B.D. Davis, L. Chen, and P.T. Tai, Proc. Natl. Acad. Sci. USA 83:6164-6168, 1986) have proposed that misread membrane proteins created by the action of streptomycin on translating ribosomes cause the formation of nonspecific membrane channels which allow increased uptake of t...

Journal: :Journal of bacteriology 1964
H S ROSENKRANZ

Rosenkranz, Herbert S. (Columbia University, New York, N.Y.). Macromolecular synthesis and the bactericidal effect of streptomycin. J. Bacteriol. 87:606-603. 1964.-Hydroxylamine, a bacteriostatic agent which inhibits deoxyribonucleic acid (DNA), ribonucleic acid (RNA), and protein synthesis, interferes with the lethal action of streptomycin on growing cells of Escherichia coli. The addition of ...

2013
Hasan Demirci Frank Murphy Eileen Murphy Steven T. Gregory Albert E. Dahlberg Gerwald Jogl

During protein synthesis, the ribosome selects aminoacyl-transfer RNAs with anticodons matching the messenger RNA codon present in the A site of the small ribosomal subunit. The aminoglycoside antibiotic streptomycin disrupts decoding by binding close to the site of codon recognition. Here we use X-ray crystallography to define the impact of streptomycin on the decoding site of the Thermus ther...

Journal: :Lancet 2010
Willemien A Nienhuis Ymkje Stienstra William A Thompson Peter C Awuah K Mohammed Abass Wilson Tuah Nana Yaa Awua-Boateng Edwin O Ampadu Vera Siegmund Jan P Schouten Ohene Adjei Gisela Bretzel Tjip S van der Werf

BACKGROUND Surgical debridement was the standard treatment for Mycobacterium ulcerans infection (Buruli ulcer disease) until WHO issued provisional guidelines in 2004 recommending treatment with antimicrobial drugs (streptomycin and rifampicin) in addition to surgery. These recommendations were based on observational studies and a small pilot study with microbiological endpoints. We investigate...

2016
Xingjian Bai

Streptomycin has been used to treat bubonic plague and tularemia and, as a second line of antibiotic drug of choice, to treat tuberculosis. Streptomycin is also used as a pesticide to control bacteria, fungi, and algae in zoonotic and plant diseases. Extensive use of antibiotics has resulted in the emergence of antibiotic resistance in bacterial pathogens. Sheng Chen and colleagues (2004) have ...

Journal: :Journal of bacteriology 1967
R E Goodman C R Spotts

During growth of streptomycin-dependent strains of Escherichia coli in the absence of streptomycin (deprived growth), both constitutive and inducible synthesis of beta-galactosidase were preferentially inhibited. A similar preferential inhibition of constitutive and derepressed synthesis of alkaline phosphatase was observed. Catabolite repression accounted for part, but not all, of the inhibiti...

Journal: :Infection and immunity 1970
R J Patterson G P Youmans

Acquired cellular immunity to infection with Mycobacterium tuberculosis is believed to reside in the capacity of mononuclear phagocytes of immunized animals to inhibit intracellular multiplication of the parasite. However, in macrophage tissue culture systems, it has been customary to employ streptomycin in the medium for the purpose of restricting extracellular, but not intracellular, growth o...

Journal: :Journal of bacteriology 1966
C E Freda S S Cohen

Freda, Celia E. (University of Pennsylvania School of Medicine, Philadelphia), and Seymour S. Cohen. Streptomycin and infection of Escherichia coli by T6r(+) bacteriophage. J. Bacteriol. 92:1670-1679. 1966.-The thymineless, histidineless, uracil-less Escherichia coli 15 THU was shown to be sensitive to streptomycin, dying in patterns comparable to that of strain 15 TAU in the presence or absenc...

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