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THE problem of the determination of the amino-acid sequence of a protein would be greatly simplified if methods were available for specifically hydrolyzing peptide bonds involving a particular ...

Of 20 plasma amino acids measured, valine, leucine, isoleucine, tyrosine and phenylalanine were increased, and glycine decreased, in obese subjects compared with age- and sex-matched controls. The ...

Overview of the process of obtaining genomic diversity of influenza virus in a population replicated from a single particle. (a) MDCK cells were infected with influenza vi ...

A new study from the Hebrew University of Jerusalem published in the Proceedings of the National Academy of Sciences sheds light on one of life's greatest mysteries: why biology is based on a very ...

Oct. 3, 2025 — Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich ...

The authors describe an interesting approach to studying the dynamics and function of membrane proteins in different lipid environments. The important findings have theoretical and practical ...