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Tag: "chromosome" at medical news

Study Links Attempted Suicide With Genetic Evidence

...een linked to a particular area of the genome// on chromosome 2. The same has been implicated in two additional ...tory of attempted suicide. The same gene region on chromosome 2 that was identified by this bipolar disorder and attempted suicide study was recently identified b...

New Gene Linked to Autism Discovered

...ction. Unlike previous research which identified chromosome numbers 2, 7 and 17 to be involved in autism, the scientists were surprised to see another chromosome, number 11 play the key role in autism. One of its genes was discovered- neurexin 1, part of a family of genes believed to play a part in neuron ...

Genetic Test for Type II Diabetes Moves Closer

... rs7923837, were located near the telomeric end of chromosome 10 which contains two genes of known biological si... and insulin synthesis. The second is located in chromosome 11, mapped to a linkage disequilibrium block that contains the hypothetical LOC387761 gene. Profes...

Scientists Discover New Gene

...tumor suppressor, mapping to a specific portion of chromosome 1 known as 1p36. When CHD5 is not doing its job, t...ed them to investigate the gains and losses of the chromosome segment corresponding to human 1p36. To extend the research to human cancer, Mills collaborated with...

Gene Found for Rare Disorder May Reveal New Pathway in Mental Retardation

...le in many species in controlling the integrity of chromosome pairs during cell division. Recent research has unexpectedly showed that mutated genes along the cohesin pathway also cause specific abnormalities during human development. “In these cohesin complex proteins, the strongest effect seems to be in bra...

Hope for Noninvasive Prenatal Test

...e sample, and then by looking into extra copies of chromosome 21. Currently, available tests for prenatal diagnosis of chromosomal abnormalities--eg, trisomy 21, which causes Down's syndrome--are limited by several factors. Screening tests, such as ultrasound, are non-invasive, but diagnosis requires further ...

Salk Scientists - Links Between Cancer and Aging

...itute for Biological Studies Wielding a palette of chromosome paints, have taken a step closer to understanding ...ly colorful variation of the FISH technique called chromosome painting. This technique 'paints' or labels every pair of the 46 chromosomes with a different colore...

A Novel Technique Nudges Genes Into Activity

...onditions can result in disease. Surrounding the chromosome is a cloud of proteins that helps determine whethe... effects of the new technique are occurring at the chromosome level, and not at the messenger RNA level, more research is needed to understand the exact mechanism...

Scientists Identify Gene That May Indicate Predisposition To Schizophrenia

... high expression of CHI3L1. The gene is located on chromosome 1q32.1, a region that has been previously shown to have a weak correlation to schizophrenia. A number of environmental factors, including prenatal exposure to disease, have been reported as risk factors of schizophrenia. However, the researchers ar...

A Gene Associated With Severe Kidney Failure in Diabetes Found

...sease." The carnosinase 1 gene, located on human chromosome 18, produces the protective factor, said Barry I. ...he gene or genes after concluding that a region on chromosome 18 was important in predisposing people who have type 2 diabetes (adult onset diabetes) to the devel...

Nicotine Dependence Gene Mapped to Chromosome 5

... found on several locations, including a region of chromosome 5//, according to a Yale School of Medicine study ...nd neurobiology and lead author of the study. “The chromosome 5 linkage signal is our most remarkable result statistically.” He said the finding is significant s...

Culprit Gene Behind Childhood Kidney Cancer Discovered

...s a mystery. Yet the position of the gene on the X chromosome has raised the curiosity of the researchers. This discovery indicates that X chromosome genes may have a crucial role in cancer....

Gender Of Children May Be Linked To Risk Of Prostate Cancer

...urther suggested that certain factors on a man's Y chromosome might not only affect the likelihood of conception of male offspring but also lead to cancer development. Chris Hiley , head of policy and research of the Prostate Cancer Charity said: "This is an interesting study - it certainly attracts the atten...

Down’s Syndrome Test - Advised in All Pregnancie

...bies has down syndrome, a condition where an extra chromosome present, causes mental retardation, a characteristic broad, flat face and small head and, often, serious heart defects. The original age-35 trigger was chosen years ago when doctors had less information about the risk of Down syndrome. The only cho...

'Gender-Benders': Sports and Sex Determination

...ction of the Barr body, which is the inactivated X chromosome present in the nucleated cells of all normal females but absent in normal males. Ironically these tests did nothing to prevent the males with genotypic variations from participating in the Games. Genetic basis of gender assignment: By 1980, the...

Embryonic Selection of Sex can Avoid Conceiving Blind Children

...e disease Retinosis Pigmentaria, linked with the X chromosome – in order to avoid giving birth to a male child. This finding by the unit at Quiron Hospital in Donostia-San Sebastian is the first of its kind in the Basque Country. Retinosis Pigmentaria is a hereditary illness of the eyes of a degenerative natu...

A Collaboration to Find New Tools to Fight Leukemia

...-only one genetic defect (deletion of the p arm of chromosome 17) was found to prevent complete response or nodular partial response; the other risk factors did not diminish treatment effectiveness. Also, the researchers found that the regimen was equally effective in young and elderly (over age 70) patients. ...

Gene Discovered by Researchers Tied to Pancreatic Cancer

...he isolation of palladin on a particular region of chromosome 4. Dr. Kay L. Pogue-Geile, assistant director o...A microarray to assess genes in that region of the chromosome and looked for gene overexpression or overactivity. Pogue-Geile and Brentnall share first authorship...

Prestigious Wilson Award Goes To Yale Cell Biologist Joel Rosenbaum

... the cell to form the mitotic apparatus. Following chromosome separation, the amount of this IFT protein again increases, and the cell divides. If the amount of the IFT protein is kept low experimentally, the cells will not divide, and will die. Understanding the IFT process has also led to discoveries on cau...

Gene Linked With Aggressive 'Wet' Form Of AMD

...a variant in the complement factor H (CFH) gene on chromosome 1. Hoh now reports they have found a single nuc...quence—of the regulatory part of the HTRA1 gene on chromosome 10 that leads to greatly increased risk of developing the wet form of AMD. According to Hoh, buil...

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