News tagged with meiosis
Is this the beginning of the end of plant breeding?
Jun 09, 2009 |
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No human is a clone of their parents but the same cannot be said for other living things. While your DNA is a combination of half your mother and half your father, other species do things differently. The advantage of clonal ...
The curious chromosomes of a curious fruit
Mar 09, 2009 |
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Incipient sex chromosomes have been found in New Zealand's eponymous export, the kiwifruit. Researchers writing in the open access journal BMC Genomics have mapped the kiwifruit genome and pin-pointed the sex-determining locus. ...
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PLoS Genetics 2009 maize genome collection
Nov 19, 2009 |
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Maize is an important crop in many countries of the world. It is widely used for human consumption, animal feed, and industrial materials. It also is considered an exemplar plant species for studying domestication, molecular ...
Chromosomes dance and pair up on the nuclear membrane (w/ Video)
Nov 13, 2009 |
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(PhysOrg.com) -- Meiosis - the pairing and recombination of chromosomes, followed by segregation of half to each egg or sperm cell - is a major crossroads in all organisms reproducing sexually. Yet, how the ...
Landmark study sheds new light on human chromosomal birth defects
Sep 16, 2009 |
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Using yeast genetics and a novel scheme to selectively remove a single protein from the cell division process called meiosis, a cell biologist at The Florida State University found that when a key molecular ...
Possible genetic factor for male infertility identified
Sep 15, 2009 |
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Virginia Commonwealth University School of Medicine researchers have discovered a gene involved with the production of sperm that may contribute to male infertility and lead to new approaches to male contraception.
When you've doubled your genes, what's 1 chromosome more or less?
Sep 14, 2009 |
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An individual with Down syndrome and a male calico cat have one thing in common -- each has an extra chromosome. For animals, most instances of an extra chromosome result in birth defects or even death, but plants are another ...
New developments in reproductive medicine
Aug 31, 2009 |
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Three out of ten women who undergo polar body diagnosis go on to have a child. The extensive technique of polar body analysis (PBA) is described by researchers in reproductive medicine at Lübeck, Germany, in an article in ...
Researchers propose model for disorders caused by improper transmission of chromosomes
Aug 16, 2009 |
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Parents of healthy newborns often remark on the miracle of life. The joining of egg and sperm to create such delightful creatures can seem dazzlingly beautiful if the chromosome information from each parent has been translated ...
Research sheds light on cause of Down syndrome and other genetic disorders
Jul 20, 2009 |
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Scientists have a better understanding of what causes an abnormal number of chromosomes in offspring, a condition called aneuploidy that encompasses the most common genetic disorders in humans, such as Down syndrome, and ...
New technique could save cancer patients' fertility
Jul 13, 2009 |
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The tiny translucent egg nestled in the special laboratory gel was a mere 30 days old, but its four-week birthday caused researchers to quietly celebrate. This was the first time anyone had successfully grown a woman's immature ...
Human sperm created from embryonic stem cells (Update)
Jul 08, 2009 |
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(PhysOrg.com) -- Human sperm have been created using embryonic stem cells for the first time in a scientific development which will lead researchers to a better understanding of the causes of infertility.
List of search results for meiosis
