Amines are a functional group characterized by the presence of a nitrogen atom bonded to one or more alkyl or aryl (aromatic ...

Merck & Co. scientists use a suite of enzymes to manufacture the cholesterol-lowering drug candidate enlicitide ...

The citric acid cycle, also called the TCA or Krebs cycle, is a core metabolic pathway and a high-yield MCAT topic. It converts acetyl-CoA into ATP, NADH, and FADH2 through a sequence of enzyme-driven ...

Tennis fans can now wear their love for the ATP Tour on their sleeve—or their cap, T-shirt, and socks—thanks to launch of its first official merch store. First debuting online in January 2026, the ATP ...

American Ben Shelton clinched his fifth ATP Tour title on Sunday, April 19, after taking down Flavio Cobolli 6-2, 7-5 at the BMW Open by Bitpanda in Munich. "I am happy with my performance this week," ...

In the earliest phase of creating human proteins, the protein complex NAC performs an essential task by starting the first steps toward folding proteins into their correct three-dimensional structures ...

An illustration showing how the nascent polypeptide-associated complex (NAC, green) at the ribosome (blue) helps the amino acid chain (white) to fold into a protein. In the earliest phase of creating ...

The 2026 season on the ATP Challenger Tour is underway, offering tennis fans around the world another year of thrilling matches and rising stars. This year, viewers have the opportunity to follow 35 ...

Players have too little influence on the governance of tennis, German star Alexander Zverev said on Saturday as he explained his decision not to seek another term on the ATP players' council. "When we ...

Jannik Sinner defeated the top-ranked Carlos Alcaraz in straight sets to lift his second consecutive ATP Finals trophy in Turin. In a season that has been defined by the enthralling and rapidly ...

2025 was an epic year for American women’s tennis. Two singles grand slam champions in the shape of Madison Keys and Coco Gauff, who reigned supreme at the Australian and French Opens, respectively.

Turin, Italy (CNN) — 2025 was an epic year for American women’s tennis. Two singles grand slam champions in the shape of Madison Keys and Coco Gauff, who reigned supreme at the Australian and French ...