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#microbes

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🦠#Microbes are in a constant battle for survival! Researchers from @LeibnizHKI @unijena @microverse_exc @unibayreuth discovered how the plant pathogen Pseudomonas syringae uses a chemical radar to detect and eliminate predatory #amoebae .The #bacteria produce harmless molecules that the amoebae modify, revealing their presence. P. syringae detects this and produces toxic substances to eliminate the predator. This mechanism could inspire new drugs and pest control strategies! 💊 @dfg_public #EFRE

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These microbes are far from typical, having genes that are adapted to extreme cold, scarce nutrients and oscillation between intense sunlight in summer and snow-covered darkness of winter.

Some Tibetan glaciers contain microorganisms that can produce antibiotics.

#glaciers
#microbes

Pink snow tints the edges of Antarctica english.elpais.com/science-tec

"The #algae that covers Mount Reina Sofía in patches is Sanguina nivaloides, a species first described in 2019. The meaning of its scientific name in Latin is eloquent: blood in the snow. Each creature has a single cell, about 20 thousandths of a millimeter in size, with a molecule inside that gives it its characteristic red color: #astaxanthin... the same pigment that produces the color of salmon"

Ancient marine organism's dual-layer structure reveals both past and present ocean environments phys.org/news/2025-02-ancient-

A cosmopolitan calcifying benthic #foraminifera in agglutinated disguise as a geochemical recorder of coastal environments pnas.org/doi/10.1073/pnas.2413

"This species has a remarkable hidden feature—an inner shell made of calcium carbonate beneath its outer layer of gathered particles... [this] made them an excellent recorder of environmental conditions."