News tagged with extra chromosome

Researchers find new translocation; weak spots in DNA lead to genetic disease

A genetics research team based at The Children's Hospital of Philadelphia continues to discover recurrent translocations—places in which two chromosomes exchange pieces of themselves. As many as 1 in 600 persons carry balanced ...

Medicine & Health / Genetics

created Jul 29, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast




Search results for extra chromosome


Seeing color traced back to genetic mutations

From the inside of our heads, it feels as if colors are intrinsic aspects of the outside world and our eyes are beautifully designed to see them. But we humans are merely sampling the possible ways of sensing the spectrum ...

Biology / Evolution

created May 21, 2012 | popularity 4.9 / 5 (11) | comments 4

DNA replication protein Cdt1 also has a role in mitosis, cancer

The foundation of biological inheritance is DNA replication – a tightly coordinated process in which DNA is simultaneously copied at hundreds of thousands of different sites across the genome. If that ...

Biology / Cell & Microbiology

created May 13, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Orangutans harbor ancient primate Alu

Alu elements infiltrated the ancestral primate genome about 65 million years ago. Once gained an Alu element is rarely lost so comparison of Alu between species can be used to map primate evolution and diversity. New research ...

Biology / Plants & Animals

created Apr 30, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Adam's rib, revisited: Evolutionary divergence of mammalian sex chromosomes

(Phys.org) -- Males and females... Mars and Venus... XY and XX chromosomes -- all are common memes. At the same time, the evolution of therian (placental and marsupial) sex chromosomes is less widely understood. ...

Biology / Evolution

created Apr 18, 2012 | popularity 4 / 5 (14) | comments 18 | with audio podcast feature

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 ...

Biology / Cell & Microbiology

created Apr 12, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

New type of extra-chromosomal DNA discovered

(PhysOrg.com) -- A team of scientists from the University of Virginia and University of North Carolina in the US have discovered a previously unidentified type of small circular DNA molecule occurring outside ...

Biology / Biotechnology

created Mar 09, 2012 | popularity 4.8 / 5 (21) | comments 9 | with audio podcast report

Stress-induced genomic instability facilitates rapid cellular adaption in yeast

Cells trying to keep pace with constantly changing environmental conditions need to strike a fine balance between maintaining their genomic integrity and allowing enough genetic flexibility to adapt to inhospitable conditions. ...

Biology / Cell & Microbiology

created Jan 29, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Therapeutically useful stem cell derivatives in need of stability

Human stem cells capable of giving rise to any fetal or adult cell type are known as pluripotent stem cells. It is hoped that such cells, the most well known being human embryonic stem cells (hESCs), can be used to generate ...

Biology / Cell & Microbiology

created Jan 24, 2012 | popularity not rated yet | comments 0

The power of flowers: Research sprouts a closer look at sunflower genetics

A Kansas State University researcher's plant genetic work is rooted in the sunflower state.

Biology / Plants & Animals

created Jan 19, 2012 | popularity not rated yet | comments 0

Chromosomal 'breakpoints' linked to canine cancer

North Carolina State University researchers have uncovered evidence that evolutionary "breakpoints" on canine chromosomes are also associated with canine cancer. Mapping these "fragile" regions in dogs may also have implications ...

Biology / Biotechnology

created Nov 03, 2011 | popularity not rated yet | comments 0 | with audio podcast


List of search results for extra chromosome