Landmark gene agreement announced by Samoan government and UC Berkeley for anti-AIDS drug Prostratin
... National Laboratory. "We consider the actual gene sequences as part of Samoa's sovereignty, and every effort will be made to reflect this fact." The agreement, signed by Prime Minister Tuila'epa Aiono Sailele Malielegaoi of Samoa and UC Berkeley's Vice Chancellor for Research Beth Burnside, gives Samoa and U...Landmark agreement between Samoa and UC Berkeley could help search for AIDS cure
... National Laboratory. "We consider the actual gene sequences as part of Samoa's sovereignty, and every effort will be made to reflect this fact." The agreement, signed by Prime Minister Tuila'epa Aiono Sailele Malielegaoi of Samoa and UC Berkeley's Vice Chancellor for Research Beth Burnside, gives Samoa and U...DNA lends scientists a hand, revealing new chemical reactions
...zen DNA bases; when two strands with complementary sequences spontaneously stick together, their associated organic molecules can undergo a chemical reaction to generate a product. Because the resulting synthetic compounds are linked to DNA, techniques long used to screen and amplify the genetic mainstay can b...Pack-MULEs are toting a new look at plant evolution
...t only did Jiang find a new way to look at genomic sequences a scientist's treasure map but she's also provid...ientists don't have a bit of poet in them. Genome sequences are long it takes 430 MB (that's 430 million base pairs) to hold the genome sequence for rice so m...UCSF scientist Joe Derisi named MaCarthur Fellow
...ool science laboratory. Scientists bond DNA or RNA sequences to the slide, wash fluorescently tagged DNA or RNA sequences of interest over it and see where the two sets of nucleic acid match up, as indicated by the fluores...A test case for DNA barcodes to identify species
...ecies represented by two or more individuals, gene sequences were either identical or closest to other sequences within that species. The authors report that the genetic barcodes therefore "separate individuals in...DNA barcode finds four new bird species
...tario Museum in Toronto, Canada, they analyzed COI sequences from 260 bird species that breed in North America..... They found that, in most cases, the variation in sequences between species -- even closely related ones -- was on average 18 times higher than the variation am...Keep genome data freely accessible
...to science, it carries some risk: among the genome sequences freely available on the internet are those for more than 100 pathogens, including the organisms that cause anthrax, botulism, smallpox, Ebola haemorrhagic fever, and plague. It is possible that a government, a terrorist organisation, or even an indiv...Genetic modification of linseed produces healthier omega 3 and 6 fatty acids
...genetic transformation experiments. First, protein sequences for fatty acyl desaturases and elongases were anal...and another plant (Borago officinalis). DNA coding sequences for these genes were then introduced into linseed and tobacco plants, and expression of the proteins...Researchers develop fast track way to discover how cells are regulated
...uation marks" in the code that might be regulatory sequences responsible for the growth and development of the worm's foregut, or pharynx. They were able to identify a total of seven candidate gene sequences; after testing, they discovered that of the seven, five proved to be bona fide regulatory sequences. ...Genetic analysis rewrites salamander's evolutionary history
...tified the genes, she compared the complete genome sequences with three other known mitochondrial genomes, for a total sample of 27 species. Using Bayesian statistical techniques, she was able to reconstruct a "robust" family tree of the Plethodontid salamanders. One feature that has been used to classify sala...National Academies advisory: genome data and bioterrorism
The complete genome sequences of dozens of microbial pathogens, including smallpox, anthrax, and the plague, are publicly available in databases accessible by the Internet. Should the U.S. government restrict access to this data, given concerns that bioterrorists could potentiall...Missing genes may help explain why plague bacteria are so deadly
...ared the Y. pseudotuberculosis genome with the DNA sequences of two Y. pestis strains previously sequenced by t...he number of insertion sequence (IS) elements (DNA sequences capable of interfering with gene expression) has dramatically expanded in Y. pestis, delineating the...Israeli scientists reveal the plan of a key cellular machine
...orked to understand the process by which the right sequences are lifted out and strung together to make a coherent set of instructions. This act, referred to as "RNA splicing," takes place in the "spliceosome" situated in the cell nucleus. A large complex of proteins and short strands of RNA, the spliceosome d...Study by Israeli scientists provides insight on DNA code
...orked to understand the process by which the right sequences are lifted out and strung together to make a coherent set of instructions. This act, referred to as "RNA splicing," takes place in the "spliceosome" situated in the cell nucleus. A large complex of proteins and short strands of RNA, the spliceosome d...Cell's gatekeeper for ammonia revealed in unprecedented detail
..." of protein channels with very similar amino acid sequences and very similar functions in all species. Humans ...factors, where small differences in the amino acid sequences of the conducting machinery lead to slight differences in their channels and provide for regulation ...Genetic map of important tree genes outlined
...ion by researchers at OSU, describes about 102,000 sequences of the most commonly expressed genes in the genus ...esses. The study also compared many of these gene sequences to those found in Arabidopsis, and found that nearly all the genes were functionally common between ...Recent evolution at a single gene may have brought down heart disease risk in some human groups
...nzo at University College London. By analyzing DNA sequences from humans and other primates and comparing sequences among and within human populations, the researchers have cast light on the evolutionary history of a...Mitochondrial genes cause nuclear mischief
...chetti and colleagues found a total of 211 nuclear sequences of mitochondrial origin (NUMTs). Of these, they selected 42, which appeared to be the most recent integrations, for detailed study. Among several important observations, they found that these NUMTs were much less likely to be found in non-coding "ju...Optimizing protein's 'death domain' halts leukemia in laboratory study
...or getting at potential new drugs by using natural sequences [of amino acids] that have known biological effects," says Stanley J. Korsmeyer, MD, of Dana-Farber, co-senior author of the paper. "In this case we took the critical killer domain out of a pro-death molecule and chemically reinforced it, so we were ...