Genes ‘knocked out’ experimentally in metabolic networks of the model plant species, Arabidopsis thaliana (Fig. 1), are compensated for by duplicate genes or alternative synthetic pathways, according to research ...
Biotechnology
Oct 29, 2010
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0
Ulrich Technau from the University of Vienna has addressed the origin of musculature. His analysis reveals for the first time that some central components of muscles of higher animals are much older than previously assumed. ...
Cell & Microbiology
Jun 28, 2012
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0
New information about early Native Americans' horticultural practices comes not from hieroglyphs or other artifacts, but from a suite of four gene duplicates found in wild and domesticated sunflowers.
Biotechnology
Apr 2, 2010
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0
Which came first, MHC class I or MHC class II? For decades, it has been debated which of these two similar classes came first in evolution. Now, Keiichiro Hashimoto and his group at Fujita Health University, Japan, in collaboration ...
Evolution
Dec 13, 2021
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76
Whole genome duplication followed by massive gene loss has shaped many genomes, including the human genome. Why some gene duplicates are retained while most perish has puzzled scientists for decades.
Biotechnology
Jun 25, 2020
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98
Schizophrenia is a complicated mental health disorder accompanied by a wide range of symptoms such as hallucinations, impaired cognitive ability, and disorganized speech or behavior. It has been associated with anomalies ...
Bio & Medicine
Jun 27, 2024
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74
The genome of Medicago, a close relative of alfalfa and a long-established model for the study of legume biology, has been sequenced by an international team of scientists, capturing around 94 per cent of its genes.
Biotechnology
Nov 16, 2011
2
0
(Phys.org) —Roughly 40 million years ago, a handful of species of fish from the Nile River went into three lakes in Africa and experienced an unusual flurry of evolution. In one of these lakes as many as 500 new species ...
Biotechnology
Sep 23, 2014
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0
Scientists have revealed how certain wild plants with naturally doubled 'supergenomes' can stay ahead of the game when it comes to adapting to climate volatility and hostile environments.
Evolution
Mar 4, 2019
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69
The African turquoise killifish lives in ephemeral ponds in Zimbabwe and Mozambique. To survive the annual dry season, the fish's embryos enter a state of extreme suspended animation or "diapause" for approximately 8 months.
Plants & Animals
May 28, 2024
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