Search results for recombination events:
Scientists generate the most precise map of genetic recombination ever
Biology /
Jul 10, 2008 |
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Genetic recombination, the process by which sexually reproducing organisms shuffle their genetic material when producing germ cells, leads to offspring with a new genetic make-up and influences the course of evolution.
Centromeres cross over, a lot
Biology /
Jun 12, 2008 |
4.3 / 5 (3) |
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Recombination at centromeres is higher than anywhere else on the chromosome, even though methyltransferases do their best to prevent it, say Jaco et al., as published in the June 16 issue of the Journal of Cell Biology.
Scientists generate the most precise map of genetic recombination ever
Biology /
Jul 10, 2008 |
4.8 / 5 (6) |
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Genetic recombination, the process by which sexually reproducing organisms shuffle their genetic material when producing germ cells, leads to offspring with a new genetic make-up and influences the course of evolution.
Inherited individual variations influence patterns of gene shuffling
Jan 31, 2008 |
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The first large-scale, high-resolution study of human genetic recombination has found remarkably high levels of individual variation in genetic exchange, the process by which parents pass on a mosaic-like mixture of their ...
Gene variants may help to distribute the work of evolution between men and women
Biology /
Jan 31, 2008 |
4.8 / 5 (6) |
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Scientists from deCODE genetics today report the discovery of two common, single-letter variants in the sequence of the human genome (SNPs) that regulate one of the principle motors of evolution. Versions of the two SNPs, ...
Researchers solve another mystery in B lymphocyte development
May 21, 2009 |
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A new study published online in Nature Immunology ahead of the June 2009 print issue has found that homologous immunoglobulin (lg) alleles pair up in the nucleus at stages that coincide with V(D)J recombination of the he ...
Estimation of isolation times in the Drosophila simulans complex
Jun 25, 2008 |
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The Drosophila simulans species complex continues to serve as an important model system for the study of new species formation. The complex is comprised of the cosmopolitan species, D. simulans, and two island endemics, D. ...
Mane event: Recombination in lion feline immunodeficiency virus
Medicine & Health / HIV & AIDS
Feb 05, 2008 |
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Parts of feline immunodeficiency virus (FIV) isolated from wild lions have undergone substantial genetic recombination, says research published in the online open access journal BMC Genomics. The sequencing of the two fu ...
Viral recombination another way HIV fools the immune system
Medicine & Health / HIV & AIDS
Jul 21, 2008 |
5 / 5 (1) |
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When individuals infected with HIV become infected with a second strain of the virus, the two viral strains can exchange genetic information, creating a third, recombinant strain of the virus. It is known that the presence ...
Scientists break light modulation speed record -- twice
Jun 15, 2009 |
4.6 / 5 (9) |
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Researchers have constructed a light-emitting transistor that has set a new record with a signal-processing modulation speed of 4.3 gigahertz, breaking the previous record of 1.7 gigahertz held by a light-emitting diode.
In genetics, memory may span generations
Biology /
Aug 08, 2006 |
4.5 / 5 (11) |
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Swiss scientists say they've determined plants pass memories of stressful events from parent to progeny to help them adapt to difficult conditions.
'Telepathic' genes recognize similarities in each other
Jan 24, 2008 |
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Genes have the ability to recognise similarities in each other from a distance, without any proteins or other biological molecules aiding the process, according to new research published this week in the Journal of ...
Bacterial 'sex' causes antibiotic resistance
Jun 11, 2009 |
3.8 / 5 (5) |
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Some disease-causing bacteria are becoming resistant to antibiotics because they have peculiar sex lives, say researchers publishing new results today in the journal Science. The new study helps scientists understand how ba ...
Tracking a crop disease could save millions of lives
Aug 20, 2008 |
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Scientists have discovered why one of the world's most important agricultural diseases emerged, according to research published in the September issue of the Journal of General Virology. Maize streak virus (MSV) causes the ma ...
Secrets revealed about how disease-causing DNA mutations occur
Jul 02, 2009 |
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A team of Penn State scientists has shed light on the processes that lead to certain human DNA mutations that are implicated in hundreds of inherited diseases such as tuberous sclerosis and neurofibromatosis ...
