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Category: Antibiotics

Posted on February 29, 2020

Presence of colistin-resistant bacteria of food origin in the gut is cause for worry

A small study has found evidence of colistin-resistant bacteria in the gut. 77% of such bacteria were found to be food-acquired. There is a possibility of colistin resistant food Klebsiella…

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Posted on August 31, 2019

Cholera bacteria from India show high drug-resistance

The 443 cholera-causing Vibrio cholerae isolates isolated from patients from Kolkata and Delhi show very high drug resistance to 22 antibiotics belonging to nine classes. About 99% of the isolates…

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Posted on May 24, 2019May 24, 2019

IMTECH’s novel compound treats colistin-resistant bacteria

A novel compound isolated from a soil bacterium by IMTECH researchers shows promise in killing Gram-negative bacteria (Klebsiella pneumoniae and E. coli) that are resistant to colistin. Compared with colistin,…

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Posted on September 29, 2018

Podcast: How Klebsiella bacteria develop colistin resistance

  Abdul Ghafur explains how the team deciphered the mechanism by which Klebsiella bacteria develop resistance to colistin, a last-line antibiotic. Mutations and insertional inactivation of the mgrB gene, which is present…

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Posted on September 29, 2018September 30, 2018

Mechanism of colistin resistance in food Klebsiella bacteria unravelled

Researchers found colistin-resistant bacteria in 49% vegetable, meat samples in Chennai. They have for the first time deciphered the mechanism by which food Klebsiella bacteria develop resistance to colisitin, a last-line antibiotic.…

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Posted on August 25, 2018August 25, 2018

IIT Roorkee finds new drug target for antibiotic resistant bacteria Acinetobacter baumannii

IIT Roorkee researchers have identified the RNA protein Hfq as a potential drug target. Once the Hfq gene is removed, the Acinetobacter baumannii bacteria become less virulent, more susceptible to…

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Posted on March 15, 2018March 16, 2018

Egyptian vultures wintering in India undergo a change in drug-resistance pattern

Researchers found a significant change in the pattern of drug resistance in E. coli seen in Egyptian vultures that come to India for wintering. They were resistant to certain antibiotics…

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Posted on September 9, 2017September 10, 2017

IGIB scientists discover a skin bacterium with antimicrobial activity

Synthetic peptides, which have sequences identical to the natural ones isolated from the bacteria, prepared in the lab showed antimicrobial activity. This makes culturing of bacteria for peptides redundant and…

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