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Plants & Animals Jul 8, 2024

Study reveals key gene in Delphinium petal differentiation

A recent study investigated the role of the APETALA3–3 ortholog in shaping the diverse morphologies of petals in Delphinium anthriscifolium. This gene, previously known for its function in petal identity, is now revealed ...

Ecology Jul 8, 2024

Features of H5N1 influenza viruses in dairy cows may facilitate infection, transmission in mammals

A series of experiments with highly pathogenic H5N1 avian influenza (HPAI H5N1) viruses circulating in infected U.S. dairy cattle found that viruses derived from lactating dairy cattle induced severe disease in mice and ferrets ...

Cell & Microbiology Jul 8, 2024

Study reveals how stress pathways activate a cell's emergency response procedures

Mayday! SOS! Distress signals like these are used around the world to indicate an emergency. The cells that make up your body also have their own versions of emergency signals. These get activated if a cell is infected by ...

Molecular & Computational biology Jul 5, 2024

Researchers reveal how plants protect themselves from viral infection by regulating deacetylation

In a paper published in Science Bulletin, a team of Chinese scientists demonstrated that TaSRT2 recognized viral protein P153 and induced wheat resistance to CWMV through inhibition of the TaSRT2-mediated deacetylation of ...

Plants & Animals Jul 5, 2024

How listening for the right buzz keeps mosquitoes from mating with the wrong species

Researchers from Nagoya University in Japan have uncovered how the yellow fever mosquito and Asian tiger mosquito distinguish their own species from others. Males from these species listen for the specific frequencies of ...

Biochemistry Jul 5, 2024

AI approach optimizes development of antibody drugs

Proteins have evolved to excel at everything from contracting muscles to digesting food to recognizing viruses. To engineer better proteins, including antibodies, scientists often iteratively mutate the amino acids—the ...

Cell & Microbiology Jul 4, 2024

Phage viruses, used to treat antibiotic resistance, gain advantage by cutting off competitors' reproduction ability

Curious bits of DNA tucked inside genomes across all kingdoms of life historically have been disregarded since they don't seem to have a role to play in the competition for survival, or so researchers thought.

Agriculture Jul 4, 2024

US reports fourth human case of bird flu linked to cows

US officials on Wednesday reported the country's fourth human case of bird flu linked to the current outbreak of the virus in dairy cattle.

Biochemistry Jul 3, 2024

Exploring the molecular basis of how pradimicin A binds to viral N-glycan, a potential SARS-CoV-2 entry inhibitor

HIV, Ebola and most recently, COVID-19 viruses have had an enormous impact on our societies world-wide. All these viruses are "enveloped viruses," viruses that have an exterior envelope that surrounds them largely composed ...

Ecology Jul 3, 2024

How studying bat viruses can help prevent zoonotic disease

Bats have become the poster child of emerging zoonotic disease. The creatures harbor a vast array of viruses—some of which cause deadly diseases in humans—yet they rarely get sick themselves.

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