Medically reviewed by Aviv Joshua, MS Annatto (Bixa orellana), also known as achiote, urucum, and bija, is a small shrub or ...

Sansonetti’s research focuses on the molecular pathogenesis of bacterial infections. He has contributed detailed understanding of the molecular mechanisms through which Shigella invades and kills ...

All three cases had a distinct genetic mutation that made the bacteria resistant to yet another class of antibiotics, the cephalosporins, which are often used to treat Shigella infections when ...

A diarrhea-causing superbug is stirring up trouble in Los Angeles. Researchers have tracked down a worrying new strain of Shigella bacteria in the area—one that can resist almost every ...

Researchers have discovered a surprising link between a chronic gut infection caused by a common virus and the development of Alzheimer's disease in a subset of people. It is believed most humans are ...

Iron-chelating pyoverdines from environmental Pseudomonas spp. show promising antibacterial activity against key human pathogens through the induction of iron starvation, while associated toxicity for ...

Conclusions: Our results support a relationship between thunderstorms and asthma, and suggest that the mechanism may be through increases in spores that exacerbate asthma. Replication in other ...

Urinary tract infections (UTIs) are very common. A 2022 analysis found that more than 404.6 million people worldwide had UTIs in 2019. UTIs happen when bacteria from the skin or rectum enter the ...

Experimentally determined structure of 2-nitroimidazole hydrolase and its comparison with other related enzymes shed light on the mechanism of action of an unusual antibiotic degrading enzyme in ...

Viral infection is the invasion of the body by ... correlating with neutralization loss. The underlying mechanisms offer insights into enhanced neutralization. Adoptive T-cell immunotherapy ...

A: Animal; ACE: Accessory cholera enterotoxin; H: Human; ZOT: Zonula occludens toxin.