How sperm and eggs develop precisely 23 chromosomes each

Researchers at the University of California, Davis have discovered a key tool that helps sperm and eggs develop exactly 23 chromosomes each. The work, which could lead to insights into fertility, spontaneous miscarriages, ...

First functional 'designer' chromosome synthesized in yeast

An international team of scientists led by Jef Boeke, PhD, director of NYU Langone Medical Center's Institute for Systems Genetics, has synthesized the first functional chromosome in yeast, an important step in the emerging ...

Chromosome number changes in yeast

Researchers from Trinity College Dublin have uncovered the evolutionary mechanisms that have caused increases or decreases in the numbers of chromosomes in a group of yeast species during the last 100-150 million years. The ...

Flexible throughout life by varying numbers of chromosome copies

Baker's yeast is a popular test organism in biology. Yeasts are able to duplicate single chromosomes reversibly and thereby adapt flexibly to environmental conditions. Scientists from the Luxembourg Centre for Systems Biomedicine ...

Position of telomeres in nucleus influences length

(PhysOrg.com) -- A study the latest issue of Nature Cell Biology sheds light on the mechanism controlling telomere length in budding yeast. In this publication, scientists from the Friedrich Miescher Institute for Biomedical ...

Is the shape of a genome as important as its content?

If there is one thing that recent advances in genomics have revealed, it is that our genes are interrelated, "chattering" to each other across separate chromosomes and vast stretches of DNA. According to researchers at The ...

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