The number of X and Y chromosomes is important for sex differences, but another influential ... to the genome that do not alter the DNA sequence but regulate gene expression.

Female mammals typically carry two X chromosomes — one ... also enabled the team to pinpoint differences in epigenetics — chemical tags that attach to DNA and control which genes can be ...

Dr. Krishna Maharjan studies chromosomes and cell structures. One of Nepal’s leading cytogeneticists, he broadened my ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus ... From grip-strength to aggression, there are myriad differences between men and women beyond simply their ...

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

How does tidy storage lead to better medicine? Epigenetics is becoming an ever more important field of research, focusing not ...

Previously, researchers thought that microRNA was a kind of useless residue in cells and blood. But these tiny threads are ...

Breast cancers can be classified into subgroups that hint at the aggressiveness of the cancer and the likelihood that the ...

CMRI researchers discovered that DNA repair pathways control how cancer cells die after radiotherapy. Blocking a key repair ...

But a new study finds that, despite this apparent rebirth, younger forests may not offer those birds the same quality of ...

Is there a connection between bird flu and microRNA, the tiny bits of RNA which have different tasks in regulating genes and ...