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ancestry in Medical News

Genome-wide Association Studies Must Account for Ancestry

Ask someone where their ancestors were from and odds are that they know. Or maybe not. A new study published in Human Molecular Genetics suggests that scientists using the latest tools to scan the human genome must pay attention to ancestry when analyzing and interpreting their results. ...

Lupus more severe in patients with Southern European ancestry

Paris, France, Wednesday 11 June 2008: Systemic lupus erythematosus (SLE) patients with a higher percentage of ancestry from southern Europe have more severe disease manifestations, according to new research presented today at EULAR 2008, the Annual Congress of the European League Against Rheumat...

Genetic Variation Associated With Survival Advantage in African Americans With HIV

...owed that the same DARC variant conferred protection for persons of African ancestry against a particular form of malaria, and that persons of African descent h...atively unknown. "Even though leukopenia is tied to both African ancestry and faster disease progression, we found that compared with European Americ...

International Collaboration led by Dr. Pablo V. Gejman,Researcher At NorthShore University HealthSystem's Research Institute, Finds Genetic Association of Schizophrenia to Chromosome 6p Variant

...n social functioning remains the more prevalent disease course, even with treatment.” Dr. Sanders further noted that, “Unlike the European ancestry only samples of the companion papers, the MGS sample also includes an African American (AA) subsample comprised by over 2,200 individuals. The AA GWAS...

Messages Heard Better in the Right Ear

...ng for a cigarette. They got far more of what they wanted when they addressed the right ear directly. "Our studies corroborate the idea of a common ancestry in humans and other species of lateralized behavior during social interactions, not only for species-specific vocal communication, but also for affe...

Need something? Talk to my right ear!

...ive specialization of the two halves of the brain for approach and avoidance behavior. They conclude: "Our studies corroborate the idea of a common ancestry in humans and other species of lateralized behavior during social interactions, not only for species-specific vocal communication, but also for affe...

23andMe and Palomar Pomerado Health Partner to Give PPH Members Access to Their Genetic Information

...ysis technologies and web-based interactive tools. The company's Personal Genome Service™ enables individuals to gain deeper insights into their ancestry and inherited traits. 23andMe, Inc., was founded by Linda Avey and Anne Wojcicki in 2006, and the company is advised by a group of renowned experts in...

23andMe Launches Free Online Community for Moms and Moms-to-Be

...e specifically relevant to pregnant women. ancestry Information -- Members can explore their ancestry and discover where in the world their ancestors li...les individuals to gain deeper insights into their ancestry and inherited traits. 23andMe, Inc., was founded b...

Cancer Drug May Offer New Hope for Lupus Patients

...treatment with Rituxan, 60 percent showed significant signs of improvement, the researchers found. But the drug was not effective in people of African ancestry or in those with very low levels of albumin protein in their blood. Rituxan targets hyperactive B cells, which contribute to kidney inflammation in...

23andMe Launches Parkinson's Disease Genetics Initiative

...nalysis technologies and web-based interactive tools. The company's Personal Genome Service(TM) enables individuals to gain deeper insights into their ancestry and inherited traits. 23andMe, Inc., was founded by Linda Avey and Anne Wojcicki in 2006, and the company is advised by a group of renowned experts in...
ancestry in Medical Technology

Ancestry.com DNA Testing Reveals 'Roots' Author's Scottish Ancestry

Nephew of Alex Haley Meets Newfound Scottish Cousin for the First Time PROVO, Utah, April 7 /PRNewswire/ -- Ancestry.com, the world's largest online resource for family history, announced today that the late Alex Haley, author of Roots - the decisive masterpiece that inspired many Americans...
ancestry in Biological News

Hippo ancestry disputed

Hippos spend lots of time in the water and now it turns out (or researchers argue), they are the closest living relative to whales. It also turns out, the two are swimming in a bit of controversy. Jessica Theodor, an associate professor in the Department of Biological Sciences at the University...

Mountain caribou's ancient ancestry revealed

The declining mountain caribou populations of Canada's southern Rockies are a more distinct breed than scientists previously believed, according to a new study by University of Calgary researchers that is shedding light on the ancient ancestry of the mountain-dwelling herbivores. In a study pub...

European ancestry increases breast cancer risk among Latinas

PHILADELPHIA Latina women have a lower risk of breast cancer than European or African-American women generally, but those with higher European ancestry could be at increased risk, according to data published in the December 1 issue of Cancer Research , a journal of the American Association for C...

Computer program traces ancestry using anonymous DNA samples

Troy, N.Y. -- A group of computer scientists, mathematicians, and biologists from around the world have developed a computer algorithm that can help trace the genetic ancestry of thousands of individuals in minutes, without any prior knowledge of their background. The teams findings will be publis...

Green algae -- the nexus of plant/animal ancestry

Stanford, CAGenes of a tiny, single-celled green alga called Chlamydomonas reinhardtii may contain scores more data about the common ancestry of plants and animals than the richest paleontological dig. This work is described in an article in the October 12, 2007, issue of Science. A group of r...

Common ancestry of bacterium and plants could be key to an effective new treatment for chlamydia

Rutgers researchers have discovered that the Chlamydia bacterium, which causes a sexually transmitted disease (STD), shares an evolutionary heritage with plants. That shared evolutionary heritage, which is not found in most other bacteria, points to a prime target for development of an effective cu...

Few clues about African ancestry to be found in mitochondrial DNA

Mitochondrial DNA may not hold the key to your origins after all. A study published today in the open access journal BMC Biology reveals that fewer than 10% of African American mitochondrial DNA sequences analysed can be matched to mitochondrial DNA from one single African ethnic group. There has b...

Life on Earth came from other planets

...rld. Microbes are preadapted for traveling through space and they inherited these abilities from the microbes which first took root on Earth and whose ancestry can be traced back to the solar system of the parent star. Because the parent star lost 40 percent to 80 percent of its mass after it became a r...

Babies born to native high-altitude mothers have decreased risk of low birth weight

...ed women of Andean and European ancestry. The researchers determined Andean ancestry through a combination of three methods: genetic testing, interviews and sur...nd a relationship at high altitude between the percent of indigenous Andean ancestry and the uterine artery blood flow, uterine oxygen delivery, and birth weigh...

Study finds novel genetic risk factors for kidney disease

...editary forms of severe kidney disease. Our research indicates that a common genetic variant with a frequency of 18 percent in populations of European ancestry is associated with about 25 percent lower risk of chronic kidney disease," said the lead author of the study, Anna Kttgen, MD, MPH, a researcher in th...
ancestry in Biological Technology

Families Embrace Science/Technology-based Ancestry Tracing Marking Milestone in Black Family Reunion Celebrations Across the Nation

During this family reunion season, African Ancestry, Inc., offers 5 easy tips on adding ancestry tracing to their family events and be a part of a growing trend that's changing the face of family celebrations everywhere. Washington, DC (PRWEB) June 25, 2008 -- By s...

Researchers underscore limitations of genetic ancestry tests

AUSTIN, TexasAlthough many people rely on commercially available genetic tests for insights into their ancestry, the tests have significant limitations according to Deborah Bolnick, assistant professor of anthropology at The University of Texas at Austin. In The Science and Business of Genetic...

DNA Diagnostics Center Offers Father's Day DNA Testing

...unts on several DNA tests, including paternity and ancestry testing, this week through Father's Day. ...land of Ireland, or the Asian mainland? " ancestry DNA testing is a great way to take a long look ba...nity testing services, as well as its Y-chromosome ancestry test. For more information, visit http://www.dnac...

African Ancestry, Educators, Identity Experts Launch DNA Education Project during Historic Black History Month; 7th Graders Score High on Ultimate Self Test

... Ancestry, Educators & Identity Experts launch ancestry Education Project to promote science education, ac...c., the DC-based company that pioneered DNA-driven ancestry tracing for people of African descent in the U.S, ...employs interdisciplinary learning modules such as ancestry DNA tracing, life sciences and world geography and...

23andMe and mondoBIOTECH Partner to Advance Research of Rare Diseases

...nalysis technologies and web-based interactive tools. The company's Personal Genome Service(TM) enables individuals to gain deeper insights into their ancestry and inherited traits. 23andMe, Inc., was founded by Linda Avey and Anne Wojcicki in 2006, and the company is advised by a group of renowned experts in...

Growing Interest in DNA-Based Genetic Testing Among African American with Historic Election of President Elect Barack Obama

... African ancestry Helps A-List Line Up of African American Celebs Jo...cestry, Inc., the company that pioneered DNA-based ancestry tracing for people of African descent, is making i...rican Ancestry's one-swab technique can reveal the ancestry of an entire family so it's economically relevant ...

23andMe Announces Breast Cancer Initiative

...nalysis technologies and web-based interactive tools. The company's Personal Genome Service(TM) enables individuals to gain deeper insights into their ancestry and inherited traits. 23andMe, Inc., was founded by Linda Avey and Anne Wojcicki in 2006, and the company is advised by a group of renowned experts in...

RainDance and Scripps to Collaborate on Targeted Sequencing for 'Wellderly' Study

...will take these findings into drug discovery programs and clinical trials. STSI's work involves genotyping tens of thousands of individuals of diverse ancestry in an attempt to identify and define genes responsible for major disease and the underpinnings of health. The identification of these genes will lea...

Scientists fix bugs in our understanding of evolution

...eveals the course of evolution. A comparison of multiple sequences starts with their alignment. Characters in different sequences that share common ancestry are matched and gains and losses of characters are marked as gaps. Since this procedure is computationally heavy, multiple alignments are often built ...

DNA Testing Systems Inks Agreement with DNAPrint Genomics

...ur regions of Eurasia, and EuroDNA 2.0, the newest ancestry test from DNAPrint. EuroDNA 2.0 uses discoveries i...gration to determine an individual's proportion of ancestry in five parts of Europe, including the Iberian Pen...ish have a large element of Spanish and Portuguese ancestry they did not suspect." One reason, he said, was th...
ancestry in Biological Definition

Abiogenesis

...t). Rather, it simply moves the origin of life elsewhere (placing abiogenesis beyond the current realm of provability). Brig Klyce proposes Cosmic ancestry which is a theory that intelligent life, through some natural mechanism, effectively began at the same time as the universe. Information theorist H...

Blood

... large number of beliefs. One of the most basic is the use of blood as a symbol for family relationships; to be "related by blood" is to be related by ancestry or descendance, rather than marriage. This bears closely to bloodlines , and sayings such as "blood is thicker than water" and "bad blood", as well a...

Evolution

...how","hide") 1 Scientific theory 1.1 ancestry of organisms 1.1.1 Morphological evidence ...es, including creationism and Lamarckism . ancestry of organisms A phylogenet...alysis of fossils. Phylogeny , the study of the ancestry of species, has revealed that structures with simi...

Human

...ally influence the behaviour of group members. (See also Asch conformity experiments .) Larger groups of humans can be unified by notions of common ancestry ( tribes , ethnicities , nations ) or common geographical location and material interests ( states ), which are often further divided into social c...
ancestry in Biological Dictionary

Vestigial organ

... ... They are vestigial organs in comparison with the presumably functional eyes of ... The presence of a vestigial organ suggests a shared ancestry with another ... " Vestigial " does not mean an organ is useless. ... Vestigial organs are evidence for evolution because we expect evoluti...

Synapomorphy

...a information on Synapomorphy ... Limitations of Relative Apparent Synapomorphy Analysis (RASA) for Measuring Phylogenetic Signal ... of common ancestry (or synapomorphy ), developmental approaches attempt to construe ... and phylogeny, which define homology as synapomorphy (Cracraft ... ... ev...

Phylogenetic tree

...hms, methods and programs to phylogenetic analyses. The goal is to assemble a phylogenetic tree representing a hypothesis about the evolutionary ancestry of a set of genes, species, or other taxa.... In a phylogenetic tree , each node with descendants represents the most recent ... A phylogenetic...

Pedigree

...ee as a "genogram. ... Pedigree chart, used by genealogists to record ancestry ... The Pedigree is the name of the finishing move used by professional w... online English dictionary and encyclopedia. ... 2 distinguished descent or ancestry a man of pedigree . ... Welcome to the official Facebook Page of Pedig...

Homoplasy

.... From Wikipedia, the free encyclopedia (Redirected from Homoplasy ) ... ancestry which is the result of convergent evolution, is called homoplasy . ... ...nce n. The act, condition, quality, or fact of converging. Mathematics. ... ancestry which is the result of convergent evolution, is called homoplasy . ... ...

Diastema

...ved from "http://en.wiktionary.org /wiki/ diastema " ... Britannica online encyclopedia article on diastema (anatomy), ...teeth not due to common ancestry have occurred widely in herbivorous groups. Most herbivores have ... ...
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