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Tag: "genome" at biology news

One species, many genomes

...hese plants). To track down the variation in the genome of the different Arabidopsis strains, the research...netic material of 19 wild strains with that of the genome of the lab strain, which was sequenced in the year 2000. Using a very elaborate procedure, they exam...

Identified main genetic variants involved in response to HIV

...analysing 550,000 variations of the complete human genome in 486 patients, mostly European, preselected from...omic sequence. Despite humans sharing 99.9% of the genome sequence, there are still 3 million genetic variations –which make us different from one another– 90...

Research team identifies new Alzheimer's gene

... sufficient number of letters throughout the human genome to provide a clearer picture of how life works and ultimately allow better clinical management of patients,” said Dr. Dietrich Stephan, Director of TGen’s Neurogenomics Division and the paper’s senior author, “These new, robust tools may eventually a...

Breakthrough developments in rheumatoid arthritis reported

...s to the basic building blocks of life – the human genome – to figure out what makes these people susceptible to the disabling inflammatory condition. Dr. Gregersen has finally closed the circle between key genes identified in his laboratory at the Robert S. Boas Center for Genomics and Human Genetics at ...

New findings challenge established views on human genome

...mise to reshape our understanding of how the human genome functions. The findings challenge the traditional ...mprehensive catalog of all components of the human genome crucial for biological function. “This impressive effort has uncovered many exciting surprises a...

Exploring the dark matter of the genome

...ons -- DNAs similar to viruses that hop around the genome and are capable of disrupting gene function. "...ther." Thus the first "substantially complete" genome sequence of Drosophila, published in Science in March, 2000 by the Berkeley Drosophila Genome Projec...

Potent possibilities for parasite attack

...ly 200 out of more than 8000 genes present in each genome were found to be differentially distributed betwee... researchers found only five genes in the L. major genome for which no trace could be found in the other two species. By contrast, in Plasmodium, which causes...

Mutating the entire genome

...n-Gene Stretches of the Genetic Blueprint The genome is the genetic blueprint of a living organism. It ...xP DNA can be mutated. Because the whole mouse genome has been sequenced – the order and location of base pairs determined in detail – scientists can iden...

Human genetic 'deserts' are teeming with significant life

Nice, France: Many of the areas of the human genome previously thought to be deserts are in fact teemi... (Tuesday 19 June). Most known human genes in the genome map are still incompletely annotated, says Professor Alexandre Reymond, from the Centre for Integrat...

Revealed -- Mosquito genes that could be controlling the spread of killer viruses

...dy is the first of its kind on the newly-sequenced genome of the Aedes aegypti mosquito, which is also publi...’ made by parts of this mosquito’s newly-sequenced genome which are involved with immunity. By working to understand as much as possible about these genes, an...

Ancient retrovirus sheds light on modern pandemic

...quencing of the chimpanzee genome. "When the chimp genome was sequenced, a team of scientists at the Univers... believed that retroviruses have been entering the genome for many millions of years, and so humans share many retroviral DNA fragments with their primate cou...

Modified mushrooms may yield human drugs

...ses and genetic disorders, but thanks to the human genome project, before long, new drugs will be available for thousands of other diseases," Dr. Romaine said. "We need a new way of mass-producing protein-based drugs, which is economical, safe, and fast. We believe mushrooms are going to be the platform of ...

Genome of Clostridium botulinum reveals the background to world's deadliest toxin

The genome of the organism that produces the world’s most let...ed today. This toxin is the one real weapon in the genome of Clostridium botulinum and less than 2 kg — the weight of two bags of sugar — is enough to kill ev...

Puzzling plankton yield secrets to role in evolution/global photosynthesis

...imarinus and O. tauri, and saw dramatic changes in genome structure and metabolic capabilities. "We found several striking features of genome organization," said DOE JGI’s Igor Grigoriev, the PNAS paper’s senior author. "Overlapping genes co...

'Insulator' helps silence genes in dormant herpes virus

...s dormant state, only a tiny fragment of the virus genome ?a single gene called the Latency-Associated Trans...he mechanism used to keep this small region of the genome going while nearby genes remain quiescent. Now, scientists at The Wistar Institute have discovere...

Scientists discover rare 'gene-for-gene' interaction that helps bacteria kill their host

...earch is that we have been able to study the whole genome of the bacteria to work out how it kills its host," said Professor Stuart Reynolds from the University of Bath. "People studying diseases think that the kind of gene-for-gene interaction between pathogen and host that we have found is quite commo...

Corals -- More complex than you?

...man disease, he adds. The richness of the coral genome ?unexpectedly loaded with genes, many of which wer...uld offer. "There has never been a "home grown" genome project. The genomes of several iconic Australian species have been sequenced overseas, and we are b...

New technique will produce a better chromosome map

...itri Novikov, who developed the new technique. The genome of the fruit fly, Drosophila melanogaster, was sequenced in 2000, and yet its relationship to chromosome structure remains unclear. "Since we want to know what genes are involved in the development of different structures in living systems, this ...

Researchers publish first marsupial genome sequence

...NIH), today announced the publication of the first genome of a marsupial, belonging to a South American species of opossum. In a comparison of the marsupial genome to genomes of non-marsupials, including human, published in the May 10 issue of the journal Nature, ...

Genome of yellow fever/dengue fever mosquito sequenced

...ible with the completion of the first draft of the genome sequence of Aedes aegypti mosquito by scientists l...avid Severson at the University of Notre Dame. The genome is the complete set of genetic material including genes and other segments of DNA in an organism. ...

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