This theory supposes the uncoiling of a polypeptide chain (see, for example, Astbury and Lomax ... a negligible number of amino- and carboxyl-groups, offers possibilities in this direction.

For example, studies on unsaturated fatty acids and ... on a stable gold core provides enhanced Raman signal amplification of carboxyl-rich molecules without -SH, or -NH 2 groups while improving ...

For example: Sucrose molecule ... In aqueous solution, amino acid forms zwitter ion. Carboxyl group of an amino acid can lose a proton and the amino group can accept a proton, forms a dipolar ...

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

Molecules friendly to life have been found in samples of the asteroid Bennu, which NASA collected with a robotic probe five ...

Your phone lights up. It's a group chat with two of your closest friends, cheering you on after you just asked for advice on a risky text to your crush. Then, the conversation turns to something else.

Genetic diversity is being lost across many species – especially birds and mammals. But you can help stop the decline.

The work of former University of Virginia students comes together in “A Continuous Storyline: Four Decades of UVA Painters” ...

Thirty extremist organizations were active throughout Colorado in 2023 — including thirteen hate groups and seventeen anti-government groups, the SPLC reveals in its most recent annual national ...

Several groups protested near the US Embassy in Manila on Monday ahead of President-elect Donald Trump’s inauguration marking his return to the White House after four years. According to Joseph Morong ...

Frizzled (FZD) proteins are the principal receptors of the Wnt signaling pathway. However, whether Wnt ligands induce FZD endocytosis and degradation remains elusive. The transmembrane E3 ubiquitin ...