News tagged with maternal line
Homebody queen ants help preserve family ties in large populations
Mar 31, 2009 |
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Ant and bee colonies have long fascinated biologists because of their hierarchical social structure and the apparently altruistic behaviour of female workers in rearing the queen's young rather than reproducing themselves. ...
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Evolutionary biology research on plant shows significance of maternal effects
Biology /
Nov 15, 2007 |
3.9 / 5 (7) |
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When habitat changes, animals migrate. But how do immobile organisms like plants cope when faced with alterations to their environment? This is an increasingly important question in light of new environmental conditions brought ...
Exposure to young triggers new neuron creation in females exhibiting maternal behavior
Medicine & Health / Neuroscience
Dec 17, 2009 |
5 / 5 (2) |
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Maternal behavior itself can trigger the development of new neurons in the maternal brain independent of whether the female was pregnant or has nursed, according to a study released by researchers at Tufts University's Cummings ...
Increasing age of mothers in Spain leads to rise in mortality rates
Jul 01, 2009 |
4 / 5 (1) |
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A new study examining the evolution of maternal mortality rates in Spain since 1996 shows a 17% increase in deaths. This trend is linked to the widespread increase in maternal age. The highest death rates ...
Egg P bodies protect maternal gene messages
Biology /
Aug 11, 2008 |
3.7 / 5 (3) |
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A cell decides what proteins to make based on the messages it receives from its genome. Sometimes messages are held back to be read later, and in most cell types these delayed messages are stored and eventually marked for ...
Scientists get to the root of ancient case of sour grapes
Dec 18, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- Scientists in Cambridge have discovered that a lowly grape variety grown by peasants - but despised by noblemen - during the Middle Ages was the mother of many of today’s greatest grape varieties, ...
Parental genes do what's best for baby
Biology /
Nov 29, 2006 |
4.3 / 5 (12) |
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A molecular "battle of the sexes" long considered the major driving force in a baby's development is being challenged by a new genetic theory of parental teamwork.
New placenta screening for high-risk pregnancies
Apr 02, 2007 |
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For the first time ever, a team of Toronto researchers are using a combination of ultrasound and blood tests to screen high-risk pregnant mothers for placental damage. By completing these non-invasive tests, most high-risk ...
Study shows male homosexuality can be explained through a specific model of Darwinian evolution
Biology /
Jun 18, 2008 |
4.6 / 5 (27) |
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Reporting in this week's PLoS ONE, an Italian research team, consisting of Andrea Camperio Ciani and Giovanni Zanzotto at the University of Padova and Paolo Cermelli at the University of Torino, found that the evolutionary origin ...
Calcium during pregnancy reduces harmful blood lead levels
Sep 09, 2008 |
5 / 5 (2) |
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Pregnant women who take high levels of daily calcium supplements show a marked reduction in lead levels in their blood, suggesting calcium could play a critical role in reducing fetal and infant exposure.
Women with endometriosis need special care during pregnancy to avoid risk of premature birth
Jul 01, 2009 |
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The largest study to date of endometriosis in pregnant women has found that the condition is a major risk factor for premature birth, the 25th annual conference of the European Society of Human Reproduction and Embryology ...
List of search results for maternal line
