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variants in Medical News

MCG participating in national study to identify genetic variants in schizophrenia

AUGUSTA, Ga. The Medical College of Georgia is part of a large national study examining the genes of 10,000 patients with schizophrenia and 10,000 healthy individuals in an effort to pinpoint variations that can improve disease diagnosis and treatment. Blood samples taken from each group will ...

Genetic variants predict recurrence of bladder cancer, patient survival

DENVER - Scientists at The University of Texas M. D. Anderson Cancer Center have discovered genetic variations in the inflammation pathway that reduce the likelihood of recurrence and increase survival of patients with non-muscle invasive bladder cancer (NMIBC) who are treated with mainstream ther...

Mayo Clinic-led researchers confirm gene variants associated with the most common adult leukemia

DENVER - A national team of researchers led by Mayo Clinic has found that patients with chronic lymphocytic leukemia (CLL) are more likely to have similar DNA changes or variants in up to six genes, compared to people who do not have the cancer. The findings, being presented at the annual meeti...

Study IDs Gene Variants Tied to Sudden Cardiac Death

Finding could prevent fatal arrhythmias by limiting meds in those with risk factor MONDAY, March 23 (HealthDay News) -- Fourteen common genetic variants associated with a risk factor for sudden cardiac death have been identified by researchers who analyzed genetic data from more than 1...

Biologist finds plant polymerases IV and V are really variants of Polymerase II

It's a little like finding out that Superman is actually Clark Kent. A team of biologists at Washington University in St. Louis has discovered that two vital cellular components, nuclear RNA Polymerases IV and V (Pol IV and V), found only in plants, are actually specialized forms ...

Genetic Variants Tied to Obesity

Findings add to knowledge about appetite regulation among people MONDAY, Dec. 15 (HealthDay News) -- Certain people just may be destined to be obese, based on the discovery of six additional genetic variants tied to people with higher body mass index, a new study says. The study b...

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variants in Medical Technology

A Milestone in Cancer Genetics: deCODE Discovers First Common Genetic Variants Affecting the Risk of Many Types of Cancer

REYKJAVIK, Iceland, Jan. 18 /PRNewswire-FirstCall/ -- Scientists at deCODE genetics (Nasdaq: DCGN ) and colleagues from the US and ten European countries today announced a long-awaited first in cancer research: the discovery of common single-letter variations in the human genome (SNPs) linke...

deCODE and Radboud University Discover Common Variants in the Human Genome Conferring Risk of Bladder Cancer

Detection may be used to complement and target screening for the disease; findings will be integrated into the deCODEme(TM) personal genome scan. REYKJAVIK, Iceland, Sept. 14 /PRNewswire-FirstCall/ -- Scientists at deCODE genetics (Nasdaq: DCGN ) and colleagues at Radboud University Medical ...

ACC Presentation Indicates Interleukin-1 Gene Variants Determine Increased Risk for Coronary Artery Disease from Oxidized Phospholipids

WALTHAM, Mass.--(BUSINESS WIRE)--Mar 27, 2007 - Interleukin Genetics, Inc. (AMEX:ILI) and collaborators at the University of California San Diego today reported at the American College of Cardiology annual meeting that associations between coronary artery disease (CAD) and both oxidized phospholipi...

Fruitfly Model of a Neuropathic Disease Demonstrates Novel Role for Proteins in the Family of aTyr Pharma's Product Class

... are universal and essential components of protein synthesis machinery found in all organisms, but human synthetases have naturally occurring resected variants with potent cell signaling activities that are vital to normal functioning of humans. aTyr Pharma's proprietary product generating engine consists o...

deCODE-led Megastudy Finds New Genetic Clues to Causes of Schizophrenia

...aken has revealed several new common single-letter variants in the sequence of the human genome (SNPs) linked ...en influenza rates are usually highest. All of the variants found in this study are very common and each is as...me time, this study underscores the fact that rare variants may well carry a significant part of the genetic r...

Pangu BioPharma, aTyr Pharma's Subsidiary in Hong Kong, Files Three Patent Applications

...ases are universal and essential components of protein synthesis machinery found in all organisms, human synthetases have naturally occurring resected variants with potent cell signaling activities that are vital to normal functioning of humans. The work at Pangu BioPharma is focused on identifying and chara...
variants in Medical Products

ultra2 A1c and Hemoglobin Variants Analyzer

Description: The ultra2 is an HPLC system designed to provide fast and accurate measurements of patient hemoglobin levels and aid in the comprehensive identification and quantitation of hemoglobin variants delivering unparalleled results for glycemic control. The A1c assay combines the speed and precision...
Company:Primus Corporation

Tag-It™ Cystic Fibrosis Kit

Description:... in adults and as an aid to diagnosis in newborns. The Tag-It™ Cystic Fibrosis Kit simultaneously screens for the 23 CFTR gene mutations and 4 variants (polymorphisms) recommended by the American College of Medical Genetics (ACMG) and American College of Obstetricians and Gynecologists (ACOG) in 2004,...
Company:Tm Bioscience Corporation

Tag-It Cystic Fibrosis ASPE Mix

Description:... The Tag-It™ Cystic Fibrosis ASR reagents can be used by high complexity CLIA approved laboratories for detection of up to 70 mutations and 6 variants (polymorphisms) in the cystic fibrosis transmembrane conductance regulator (CFTR) gene....
Company:Tm Bioscience Corporation

Tag-It Cystic Fibrosis ASPE Mix B

Description:... The Tag-It™ Cystic Fibrosis ASR reagents can be used by high complexity CLIA approved laboratories for detection of up to 70 mutations and 6 variants (polymorphisms) in the cystic fibrosis transmembrane conductance regulator (CFTR) gene....
Company:Tm Bioscience Corporation

Tag-It Cystic Fibrosis PCR Mix B

Description:... The Tag-It™ Cystic Fibrosis ASR reagents can be used by high complexity CLIA approved laboratories for detection of up to 70 mutations and 6 variants (polymorphisms) in the cystic fibrosis transmembrane conductance regulator (CFTR) gene....
Company:Tm Bioscience Corporation

Tag-It Cystic Fibrosis PCR Mix

Description:... The Tag-It™ Cystic Fibrosis ASR reagents can be used by high complexity CLIA approved laboratories for detection of up to 70 mutations and 6 variants (polymorphisms) in the cystic fibrosis transmembrane conductance regulator (CFTR) gene....
Company:Tm Bioscience Corporation
variants in Medical Dictionary

Waardenburg syndrome

...drome symptoms, causes, diagnosis, and treatment ... Waardenburg syndrome is listed as a "rare disease" by the Office of Rare ... The other variants of Waardenburg syndrome are autosomal dominant in inheritance. ... Premature graying also has been reported in patients with Waardenburg synd...

Vegetarianism

... Vegetarianism is the practice of a diet that excludes meat . There are several variants of the diet, some of which also exclude eggs and/or some products produced from animal labour such as dairy products and honey. More about Vegeta...

Urticaria

...s) are rarely due to an allergy. ... Overview: Urticaria , commonly referred to as hives, is the most frequent ... A large variety of urticaria variants exist, including acute immunoglobulin ... Urticaria is the medical name for hives.These are welts; pink swellings that come up on any part o...

Pyogenic granuloma

...Capillary Hemangioma) ... Overview: Pyogenic granuloma is a relatively common benign vascular lesion of ... Other pyogenic granuloma variants that have been well documented include the ... Overview: Granuloma annulare (GA) is a benign self-limited dermatosis characterized by a raised...

Newborn jaundice

...wborn jaundice is not harmful. ... Jaundice tends to be more common in breastfed ... WHAT IS NEWBORN JAUNDICE ? ... babies are just normal variants of ordinary physiologic newborn jaundice . ... Newborn jaundice is a condition marked by high levels of bilirubin in the blood. ... Usual...

Migraine

...raine attack, if there is ... Although migraine headache is usually unilateral, opposite sides of the head are ... There are numerous defined variants of migraine . ... ...
variants in Biological News

Identification of genetic variants affecting age at menopause could help improve fertility treatment

Vienna, Austria: For the first time, scientists have been able to identify genetic factors that influence the age at which natural menopause occurs in women. Ms Lisette Stolk, a researcher from Erasmus MC, Rotterdam, The Netherlands, told the annual conference of the European Society of Human ...

Common gene variants influence risk factor for sudden cardiac death

A new study has identified several common genetic variants related to a risk factor for sudden cardiac death. The report receiving early online release in the journal Nature Genetics identifies variants in genes, some known and some newly discovered, that influence the QT interval measured on th...

Common gene variants increase risk of hypertension, may lead to new therapies

A new study has identified the first common gene variants associated with an increased incidence of hypertension a significant risk factor for heart attack, stroke and kidney failure. The report receiving early online release in the journal Nature Genetics identifies variants in genes for prote...

International study identifies gene variants associated with early heart attack

The largest study ever completed of genetic factors associated with heart attacks has identified nine genetic regions three not previously described that appear to increase the risk for early-onset myocardial infarction. The report from the Myocardial Infarction Genetics Consortium, based on in...

Mayo: Variants in gene on X chromosome associated with increased susceptibility to Alzheimer's

JACKSONVILLE, Fla. Researchers at Mayo Clinic have discovered the first gender-linked susceptibility gene for late-onset Alzheimer's disease. In the Jan. 11 online edition of Nature Genetics , they report the results of their two-stage genome-wide association study of patients with Alzheimer...

New gene variants present opportunities in nutrigenomics

BOSTON (December 15, 2008) ─ A new study uncovers 11 gene variants associated with three blood lipids measured to determine cardiovascular disease risk: low-density lipoprotein (LDL) cholesterol, high-density lipoprotein (HDL) and triglycerides. The discovery opens up new opportunities for n...
variants in Biological Technology

It's Not Just the Sun: deCODE Discovers Sequence Variants Affecting Susceptibility to Skin Cancer

REYKJAVIK, Iceland, July 6 /PRNewswire-FirstCall/ -- Scientists at deCODE genetics (Nasdaq: DCGN ) and academic colleagues from Europe and the United States today present in the journal Nature Genetics the discovery of common genetic risk factors for basal cell carcinoma (BCC) that affect peop...

deCODE Discovers Fourth Major Set of Common Genetic Variants Linked to Risk of Estrogen Receptor-Positive Breast Cancer

Markers will form the basis of a DNA diagnostic test to identify women who may benefit from more intensive screening; latest findings folded into deCODEme(TM) REYKJAVIK, Iceland, April 27 /PRNewswire-FirstCall/ -- Scientists from deCODE genetics (Nasdaq: DCGN ) ...

deCODE Discovers Gene Variants that May Help to Distribute the Work of Evolution between Men and Women

REYKJAVIK, Iceland, Jan. 31 /PRNewswire-FirstCall/ -- Scientists from deCODE genetics (Nasdaq: DCGN ) today report the discovery of two common, single-letter variants in the sequence of the human genome (SNPs) that regulate one of the principle motors of evolution. Versions of the two SNPs, l...

Detection of Apolipoprotein Gene Variants by DGGE Using the DCode System

Clive R. Pullinger, Arghavan K. Shahidi, Andrea L. Verhagen and John P. Kane * Cardiovascular Research Institute, * Department of Medicine, Department of Biochemistry and Biophysics, University of California, San Francisco, California ...

Purification and Characterization of beta-Lactoglobulin Genetic Variants A and B Using Preparative Electrophoresis and Isoelectric Focusing

K. H. Valkonen*, N. Marttinen*, H.-L. Malinen*, V.-P. Jaakola** and T. Alatossava* * Biotechnology Laboratory, REDEC of Kajaani, University of Oulu, FIN-88600 Sotkamo, Finland ** Department of Biological and Environmental Scie...

Using XL1-Red Mutator Strain to Generate Esterase Variants

Epicurian Coli XL1-Red cells allow isolation of gene products with altered activity Uwe T. Bornscheuer Markus M. Enzelberger Institute for Technical Biochemistry, University of Stuttgart, Stuttgart, Germany Josef Altenbuchner Institute for Industrial Genetics, Uni...
variants in Biological Products

Apoptosis Pathway SpliceArrays from ExonHit Therapeutics Inc.

Description:... Alternative Splicing plays an important role in the regulation of signaling pathways involved in apoptosis and cell death. Splice variants have been reported that affect both the activation and inhibition of defined apoptotic pathways. With Apoptosis and Cell Death SpliceArrays you can p...
Company:ExonHit Therapeutics Inc.

Mutation Surveyor from SoftGenetics, LLC.

Description:... Researchers no longer need to perform time consuming and inaccurate comparison of the entire sample trace. With Mutation Surveyor, any found variants of the sample when compared to the wild type are clearly indicated in our mutation electropherogram as a sharp peak. Accuracy of the software in the ...
Company:SoftGenetics, LLC.

Custom Protein Kinase Substrate (PKS) Peptide Microarray from LC Sciences

Description:...usands of possible substrate sequences for discovery, or zero in on known substrates to generate binding curves. We can easily synthesize all possible variants of your known sequences of interest or perform sequence tiling. High-Throughput Format Traditional kinase assays focus on a single to a few peptide...
Company:LC Sciences

Custom Epitope Peptide Microarray from LC Sciences

Description:... thousands of possible epitope sequences for discovery, or zero in on known epitopes to generate binding curves. We can easily synthesize all possible variants of your known sequences of interest including N-truncation, C-truncation, sequence tiling, and more. LC Sciences can provide assistance with custom se...
Company:LC Sciences

Epitope Peptide Microarray - Comprehensive Service from LC Sciences

Description:... thousands of possible epitope sequences for discovery, or zero in on known epitopes to generate binding curves. We can easily synthesize all possible variants of your known sequences of interest including N-truncation, C-truncation, sequence tiling, and more. Thousands of customer specified epitope sequences...
Company:LC Sciences

Anti-JIP 1 / 2 (SH3) Polyclonal Antibody, Unconjugated, Clone ZMD.177 from Invitrogen

Description:...nto a functional signaling module provides precise regulation of the JNK cascade and defines JIP1 as a JNK-scaffolding protein. Multiple transcription variants of JIP1 have been cloned: JIP1 has been identified in brain and kidney tissues while JIP2a, JIP2b, and JIP3 are specifically expressed in the brain, p...
Company:Invitrogen
variants in Biological Definition

Allele frequency

...s 20% in a given population, then among population members, one in five chromosomes will carry that allele. Four out of five will be occupied by other variants the gene, of which there may be one or many. Note that for diploid genes, however, the proportion of individuals that carry this allele may be up...

Charles Darwin

...eding, and ideas of Natural "laws of harmony". Around late November 1838 he compared breeders selecting traits to a Malthusian Nature selecting from variants thrown up by "chance" so that "every part of newly acquired structure is fully practised and perfected" , thinking this "the most beautiful part o...

Evolution

...ygous forms (famously exemplified by human sickle cell anemia conferring resistance to malaria ) Frequency-dependent selection , where the rare variants have a higher fitness. The central role of natural selection in evolutionary theory has given rise to a strong connection between that field an...

Gene

...tions in the sequence of a gene may arise. Once propagated to the next generation, this mutation may lead to variations within a species' population. variants of a single gene are known as alleles , and differences in alleles may give rise to differences in traits, for example eye color. A gene's most commo...

Intron

... but similar intron patterns in related genes of different species. The introns-late model suggests instead that introns occur in the same location in variants of a given gene because the location is in some way predisposed to the introduction of an intron, and therefore that a similar intron pattern may aris...

Isozyme

... and Markert (1957) who defined them as different variants of the same enzyme having identical functions an...dividual . This definition encompasses (1) enzyme variants that are the product of from different genes and... or its pattern of gene expression , then the two variants may both be favoured by natural selection and be...
variants in Biological Dictionary

X chromosome

...banding, diagram and R-banding - Claude LĂ©onard, Jean-Loup Huret ... Science and technology news stories tagged with keyword: x chromosome . ... variants in gene on X chromosome associated with increased susceptibility to Alzheimer's ... Chromosome X . Overview. Mapping Data. Blast Search. T...

Sex chromosome

... Sex : How the X Chromosome Controls Our Lives by David Bainbridge ... Each person normally has one pair of sex chromosomes in each cell. ... variants of Klinefelter syndrome can involve more than one extra sex chromosome . ... The X chromosome is one of the two sex chromosomes in humans ...

Sex chromosomes

...s X ... Bird and Mammal Sex - Chromosome Orthologs Map to the Same ... Each person normally has one pair of sex chromosomes in each cell. ... variants of Klinefelter syndrome can involve more than one extra sex chromosome . ... The majority of known types of chromosomal abnormalities involve s...

Saturation mutagenesis

...... Here, we used structure-guided saturation mutagenesis to produce variants of NAL ... Saturation mutagenesis at positions Asp191, Glu192 and Ser20...he ... Here, we used structure-guided saturation mutagenesis to produce variants of NAL ... Specificity Based on Combinatorial Saturation Mutagenesis ...

RAPD

...hic DNA) technique was ... three herbal medicines was determined when RAPD reaction with OPC-6 was performed. ... Selected links about RAPD ... variants / RAPD : RANDOMLY ... Random Amplified Polymorphic DNA ( RAPD ) National Center for Biotechnology Information (NCBI) ... calculated from nine semi...

Neo-darwinism

...netic) ... mony of Neo - Darwinism . Each has significance for a revised view ... Neo - Darwinism . 57. by differentially preserving those random variants yielding smaller ... Darwinism , as developed by Weismann and other " Neo -Darwinists," came to the ... Neo - Darwinism in the Realm of DNA ... ...
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