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Archive | Genetics

First Detailed Map Of Nuclear Pore Complex Made

Wednesday, January 30, 2008

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Understanding the mechanisms which take place is something scientists are have been trying to figure out for ages; because of it’s small size, maping it and understanding some things seems almost impossible, but this is a very important step in solving some molecullar puzzles. This would in fact speed up significantly the process of discovering [...]

Switching genes off and on

Wednesday, January 30, 2008

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Working with genes is something very delicate and dangerous at the same time. If scientists were able to, say, turn a gene off when it is not needed or harmful and then turn it on at a certain point then that would be a huge breakthrough, with a list of benefits that could go on [...]

Chromosomal abnormalities play important role in autism

Tuesday, January 22, 2008

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According to wikpiedia, Autism is a brain development disorder that impairs social interaction and communication, and causes restricted and repetitive behavior, all starting before a child is three years old. It is very heritable, although the genetics of autism are complex and it is generally unclear which genes are responsible. A study showed that previously unknown [...]

Human Embryonic Stem Cell Lines Created Without The Destruction Of Embryos

Monday, January 14, 2008

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The ethical and moral aspects of using stem cells have been discussed a lot and it seems there is no good answer; genetic practically has no limit and since the discovery of DNA things have evolved very quickly. But the thing is that the moral aspects concerning it could be left unsolved and yet everybody [...]

Generosity is probably somewhat genetic

Tuesday, December 11, 2007

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We have just began to understand our genome yet there are still numerous things we fail to understand; there is a very big number of genes of which we know very little about. How we act and do and think is influenced by our genes but how exactly is this possible in some cases is [...]

Flowering Plants Evolved Very Quickly Into Five Groups

Tuesday, November 27, 2007

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So Charles Darwin called it the “abominable mystery” of early plant evolution. But the University of Florida and University of Texas at Austin scientists have shed light on what was and is a very intriguing thing. The scientists are reporting that the two largest groups of flowering plants are more closely related to each other than [...]

Scientists Melt Million-year-old Ice In Search Of Ancient Microbes

Tuesday, November 27, 2007

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The scientists from the University of Delaware and the University of California at Riverside have thawed ice estimated to be at least a million years old from above Lake Vostok. This lake is hidden more than two miles beneath the frozen surface of Antarctica and it is very ancient which determined de scientists to choose [...]

Domestic Cat Genome Sequenced

Thursday, November 1, 2007

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Not a long time ago scientists have sequenced chimpanzee, mouse, rat, dog, and cow DNA. This made it possible for them to understand numerous things including the hundreds of chromosomal rearrangements that have occurred among the different lineages of mammals since they diverged from a diminutive ancestor that roamed the earth among the dinosaurs some [...]

Biodegradable Nanoballs To Deliver Drugs Directly To Cancer Cells

Friday, October 26, 2007

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Nanotech is a very young science. It reffers to a field of applied science and technology whose unifying theme is the control of matter on the atomic and molecular scale, normally 1 to 100 nanometers, and the fabrication of devices within that size range. A meter is 1 000 000 000 times bigger than a [...]

St. Bernard shows Evolution At Work

Thursday, October 25, 2007

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This dog is famous in the world because it is very big but very gentle. The ancestors of the St. Bernard are the herding dogs of Swiss farmers like the Greater Swiss Mountain Dog, as well as hunting dogs and watchdogs. Their history has also been connected with the hospice at the Great St. Bernard [...]