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Science News for April 6, 2003


Wild ape population undergoing 'catastrophic' decline

A study published in Nature reveals that wild chimpanzee and gorilla populations have declined by over 50% in the past few decades, with an estimated 80% decline expected within 30 years. The researchers attribute this to illegal hunting and Ebola outbreaks, highlighting the need for improved anti-poaching laws and Ebola research.

SourcePrinceton University·JournalNature·DateApr 6, 2003

The structure behind the switch

USC researchers have discovered the molecular mechanism behind immunoglobulin class switching, which enables antibodies to adapt to different areas of the body. The study reveals that an R-loop forms between the DNA and RNA strands, creating a stable bond that determines the cut point for DNA splicing.

SourceUniversity of Southern California·JournalNature Immunology·DateApr 6, 2003