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image: New CRISPR-Cas Enzymes Discovered

New CRISPR-Cas Enzymes Discovered

By Kerry Grens | December 22, 2016

A metagenomics analysis finds Cas9 in archaea for the first time, along with two previously unknown Cas nucleases from bacteria.

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Scientists present evidence of bacteria-driven mating in flagellate eukaryotes at the American Society for Cell Biology annual meeting.


image: Phages Carry Antibiotic Resistance Genes

Phages Carry Antibiotic Resistance Genes

By Abby Olena | December 8, 2016

Researchers find evidence of antibiotic resistance genes in the DNA of viruses that infect bacteria.

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image: Famed Mammalian Embryologist Dies

Famed Mammalian Embryologist Dies

By Jef Akst | December 2, 2016

Andrzej Tarkowski’s research laid the groundwork for future advances in cloning, stem cell research, and in vitro fertilization.


image: Gut Microbes Linked to Neurodegenerative Disease

Gut Microbes Linked to Neurodegenerative Disease

By Abby Olena | December 1, 2016

Bacteria in the intestine influence motor dysfunction and neuroinflammation in a mouse model of Parkinson’s disease.


image: How to Track Cell Lineages As They Develop

How to Track Cell Lineages As They Develop

By Kelly Rae Chi | December 1, 2016

Sequencing and gene-editing advances make tracing a cells journey throughout development easier than ever.


Different assays lead to opposing conclusions on bacterial spores’ requirements during germination.


A new literature review finds that even if babies born via Cesarean section have long-term health risks, as a number of past studies purport, it may not be a result of the procedure itself.


Obesity-associated microbiome composition can persist after weight loss, affecting the exchange of metabolites between a mouse and its resident bugs, researchers report.


image: Bacteria Show Signs of Starvation in Space

Bacteria Show Signs of Starvation in Space

By Mallory Locklear | November 18, 2016

E. coli cultured on the International Space Station show increased expression of genes related to starvation and acid-resistance responses, researchers report.


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