News & Perspective

May 25, 2017

May 25, 2017
Asian boy in hospital

Hospital outbreak of MCR-1 Klebsiella reported in China

Scientists say it's the first MCR-1 hospital outbreak.

Jan 27, 2017

Jan 27, 2017
MCR-1 culture

Studies show spread of MCR-1 gene in China

The findings are a sign the gene has spread widely in community and healthcare settings throughout the country.

Oct 17, 2016

Oct 17, 2016
Cattle lineup

EU report: Animal use of medically important antibiotics up

Tonnage of fluoroquinolones, macrolides, and polymyxins for animals rose 14%, 13%, and 19%, respectively.

Sep 09, 2016

Sep 09, 2016
Mother and toddler on tropical beach

MCR-1 identified in Connecticut toddler

The case involved Caribbean travel and possible foodborne infection; also, officials note no spread in the first US case.

Aug 30, 2016

Aug 30, 2016
Elderly patient

US first: E coli resistant to both colistin, carbapenems

An E coli isolate resistant to both colistin and carbapenem antibiotics has been found in a US hospital patient.

Aug 29, 2016

Aug 29, 2016
adogslifephoto / iStock

Antibiotic resistance in pets an increasing problem

Experts say resistance, though not a huge concern, is on the rise among pets.

Aug 02, 2016

Aug 02, 2016
Holstein cattle

Latest MCR-1 findings include highly resistant isolate

One isolate was also resistant to beta-lactams, fluoroquinolones, and florfenicol.

Jul 26, 2016

Jul 26, 2016
Raw poultry

German researchers identify 402 MCR-1 isolates

The MCR-1 gene was most prevalent in poultry, with 10.7% of turkey isolates and 5.6% of broiler isolates testing positive.

Jul 11, 2016

Jul 11, 2016
E coli

MCR-1 gene found in human sample in US for 2nd time

Italian researchers, meanwhile, said they detected a variant of the MCR-1 gene.

Jul 07, 2016

Jul 07, 2016
Calf and pig

Researchers in Belgium identify novel colistin-resistance gene

Researchers discover a new gene distinct from MCR-1 that can confer colistin resistance and dub it MCR-2.

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