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MOSTLY MICROBES AND INFECTIOUS DISEASES
Welcome to Mostly Microbes and Infectious Diseases. David Ojcius posts newspaper and journal articles in the broad field of microbiology.
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How Penicillin Kills Bacteria
Researchers discovered that β-lactam #antibiotics kill #MRSA by creating holes in the cell wall which enlarge as the cell grows,...
David Ojcius
Nov 2, 20212 min read
How legumes give oxygen to symbiotic bacteria in their roots
#symbiosis #microbiology #plantbiology #agriculture Researchers identified 2 transcription factors that control how much leghemoglobin is...
David Ojcius
Oct 31, 20213 min read
COVID's endgame: Scientists have a clue about where SARS-CoV-2 is headed
#coronavirus #COVID #COVID19 #SARSCoV2 Back in the 1980s, scientists in the U.K. performed an experiment that — at first glance — sounds...
David Ojcius
Oct 30, 20218 min read
The FDA authorizes Moderna and J&J COVID vaccine boosters
The Food and Drug Administration authorized booster doses of the #COVID19 vaccines made by Moderna and Johnson & Johnson. In a related...
David Ojcius
Oct 20, 20213 min read
Microbiome et santé
de Chih-Jung Chang, Yun-Fei Ko, Hsin-Chih Lai, Jan Martel, David Ojcius, John D. Young #microbiome #microbiota #health #microbiology...
David Ojcius
Oct 18, 20212 min read
Microbiote de la bouche
de Sylvie Babajko, David Ojcius, Ihsène Taihi-Nassif #microbiome #microbiota #oralhealth La cavité buccale est une partie du corps en...
David Ojcius
Oct 17, 20211 min read
A metabolome atlas of the aging mouse brain.
Study finds almost all metabolites differ between brain regions or age groups, but not by sex. A shift in sphingolipid patterns during...
David Ojcius
Oct 17, 20211 min read
Quadruple protection procedure for resuming pig production in farms with African Swine Fever in Asia
Highlights • #AfricanSwineFever outbreak has caused serious economic losses in China. #Pork supply in consequence faces huge demand. •...
David Ojcius
Oct 16, 20211 min read
Another Global Pandemic Is Spreading ... Among Pigs
#AfricanSwineFever killed half the pigs in China. There is no vaccine & no treatment. Now it’s in the Caribbean & on the doorstep of the...
David Ojcius
Oct 16, 20217 min read
Gut Bacteria Change as You Get Older—and May Accelerate Aging
A study finds that #aging is associated with #microbiome changes, & that these alterations are distinct from those connected to diseases...
David Ojcius
Oct 15, 20214 min read
DR Congo confirms new Ebola cases
The Democratic Republic of the Congo (DRC) over the weekend reported a lab-confirmed #Ebola case and three suspected infections, all...
David Ojcius
Oct 14, 20213 min read
The role of endocytic trafficking in antigen T cell receptor activation
This review article summarizes the molecular mechanisms of T cell receptor (TCR) #endocytosis and recycling, both in steady state and...
David Ojcius
Oct 12, 20212 min read
Dentistry is converging with medicine
Although they have been separate professions, dentistry is now converging with medicine. There is growing awareness that #oral health...
David Ojcius
Oct 10, 20211 min read
New Research Calls Into Question Popular COVID Test
Asymptomatic #COVID19 patients often have no IgG Abs to #coronavirus nucleocapsid protein, which are often recommended to check if...
David Ojcius
Oct 10, 20214 min read
No, your antibodies are not better than Covid vaccination
Getting #COVID19 does offer some immune protection against re-infection with the #coronavirus. But it's unreliable compared with vaccines...
David Ojcius
Oct 9, 20216 min read
Pfizer, BioNTech ask FDA to authorize coronavirus vaccine for children 5 to 11
Pfizer & BioNTech submitted a request to the US FDA seeking emergency use authorization for its mRNA vaccine for children age 5 to 11....
David Ojcius
Oct 7, 20213 min read
Current Research in Microbial Sciences
Current Research in Microbial Sciences is a peer-reviewed gold open access research journal covering all aspects of the broad field of...
David Ojcius
Oct 6, 20211 min read
Age and aging have critical effects on the gut microbiome
Researchers have found that #aging produces significant changes in the #microbiome of the human small intestine distinct from those...
David Ojcius
Oct 3, 20212 min read
Researchers determined how a genetic mutation found in mice and monkeys interferes with viruses such
Researchers determined how a genetic mutation found in mice and monkeys interferes with viruses such as #HIV & #Ebola. The gene,...
David Ojcius
Oct 2, 20213 min read
Merck’s experimental pill to treat covid-19 cuts risk of hospitalization and death in half
The clinical trial to treat #COVID19 with #molnupiravir is being stopped early, and the drug-maker plans to apply for emergency...
David Ojcius
Oct 1, 20214 min read
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