Transgenomic Obtains Exclusive License to Mitochondrial DNA Damage Detection Technology
...ive polymerase chain reaction (PCR) measurement of mtdna damage, and is a sensitive and specific indicator ...n with Dr. Marschall Runge, they demonstrated that mtdna damage in blood cells occurs early in atherosclerosis, that aortic mtdna damage increases with age, and that genetic backgr...In silico modeling helps predict severity of mitochondrial disease
... energy production in cells. Mitochondria, and the mtdna that they contain, are inherited solely from the mother, as the paternal mtdna present in the sperm are destroyed after the egg i... mutant and normal mtDNA. The proportion of mutant mtdna in most cases determines the severity of the disea...Mitochondrial 'bottleneck' cracked
... only passed down from the mother. Mutations in mtdna can affect energy production within cells and ther...l genetic bottleneck, where only a small number of mtdna molecules in the mother are passed on to the next ... is the reason for the different amounts of mutant mtdna in different eggs. Now, in research published o...Seals quickly respond to gain and loss of habitat under climate change
...in the Ross Sea Embayment 7,500-8,000 years ago, and is within the range of modern foraging excursions from the Macquarie Island colony. Using ancient mtdna and evolutionary models, the research team tracked the population dynamics of the now extinct colony and the connectivity between this and modern bree...Dawn of human matrilineal diversity
...ographic researchers and their collaborators have published the most extensive survey to date of African mitochondrial DNA (mtDNA). Over 600 complete mtdna genomes from indigenous populations across the continent were analyzed by the scientists, led by Doron Behar, Genographic Associate Researcher, based ...Present-day species of piranha result from a marine incursion into the Amazon Basin
... molecular basis for reconstructing the evolution of the present-day species which are different yet very close to one another. These techniques using mtdna sequences led to the conclusion that the origin of the piranha species inhabiting the rivers of South America today dates back to some ancestor at onl...History-hunting geneticists can still follow familiar trail
...drial DNA, also known as mtDNA. "The study of mtdna has helped to demonstrate the African origin of ou...Europe, and the settlement of the New World." mtdna has made headlines recently because of initiatives...hondria that lie outside the nucleus of our cells, mtdna is unlike the DNA inside the nucleus of a cell tha...World Trade Center identifications pushed forensic DNA technology
...hondrial DNA is not unique -- entire maternal ancestry lines share the same mtdna -- it, along with STR, could help in identification. SNPs, or single nuc...ssary for an identification with the same statistical accuracy. Although mtdna analysis is uncommon, it has been used in forensic settings in the U.S. "S...Genetic link confirmed between Polynesians and indigenous Taiwanese
...Southeast Asian populations by estimating how much mtdna different populations have in common. Early result... finally nailed this down. Trejaut et al. analyzed mtdna from people in China, Southeast Asia, Polynesia, a...opulations share three specific mutations in their mtdna that do not occur in mainland east Asian populatio...New mitochondrial DNA gene chip may be early cancer diagnosis tool
...ersity School of Medicine have observed changes in mtdna sequences in solid cancers, although the nature of...n. Their work suggested that particular changes in mtdna might serve as early indicators for several types ...equencing using capillary electrophoresis detected mtdna changes associated with early cancer. In ongoing w...Ancient DNA helps clarify the origins of two extinct New World horse species
...volutionary relationships: though the region undergoes high mutation rates, the patterns of mutations remain stable over thousands of generations. The mtdna analysis of the South and North American horses provided evidence that stilt-legged horses, the Hippidion genus, and caballine, or true horses, all ar...MyHeritage And Family Tree DNA Partner To Help People Trace Family History Using DNA
...hree tests: Y-DNA25 - a Y-chromosome test for males (US$129) mtdna - a mitochondrial DNA test for males and females (US$129) Y-DNA25 + mtdna - a combined Y-chromosome and mitochondrial DNA test for males (US$219) ...Familybuilder Launches the Familybuilder Global Network at DEMOfall 08
...lder offers both paternal (YDNA) and maternal (mtDNA) DNA tests. The YDNA test is a 17-marker test (as compared to FamilyTreeDNA's 12 markers) and its mtdna test will analyze 420 base pairs of the HV1 region. The DNA kit arrives by mail in closed cover, and provides simple instructions to collect a DNA sam...J. Craig Venter Institute Names Robert Friedman, Ph.D., Deputy Director of West Coast Facility
...on, she was responsible for implementing and managing a forensic resequencing pipeline at Celera. This pipeline was specifically set up to perform the mtdna resequencing on the World Trade Center (WTC) victim and reference samples for the purpose of identifying the WTC victims. Rogers received her B.S. a...Stemagen First to Create Cloned Human Embryos From Adult Cells
...stocyst, while one was further confirmed to be a clone by an additional mitochondrial DNA (mtDNA) analysis which revealed the presence of oocyte donor mtdna without any oocyte donor nuclear DNA. For technical reasons, the genetic material in the remaining two blastocysts did not amplify to the extent requi...