Scientists uncover how the nucleolus, a tiny structure within cells, may control aging and lifespan, opening new ...

Neurons or the nerve cells form the basic components of the ... digestive juices to cause its partial digestion. 4. Internal Structure of Heart The human heart has four chambers: two atria ...

The transitional state of this social amoeba is intriguing, as it usually exists as separate cells, but when conditions ...

Cell structure Function Cytoplasm Where enzymes ... Contains enzymes for the reactions in aerobic respiration (in animals, plants and yeast).

Torsional stress in chromatin plays a fundamental role in cellular functions, influencing key processes such as transcription, replication, and chromatin organization. Transcription and other ...

A complex molecular machine, the spliceosome, ensures that the genetic information from the genome, after being transcribed into mRNA precursors, is correctly assembled into mature mRNA. Splicing is a ...

Dr. Irmgard Sinning used the fission yeast Schizosaccharomyces pombe, a model organism frequently used in cell biology ... "The largely stable structure of the spliceosome center enabled us ...

Specificity also entails recognition of and selective activity towards particular ubiquitin chain types, at least eight of which are now known to coexist in yeast and mammalian cells. DUBs might ...

Introduction Definition of Peptides Peptides are short chains of amino acids linked by peptide bonds, typically consisting of 2 to ...

A component found in all fungi may provide a shield against flu-related lung damage, according to a new study.