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Chromosome in Medical Technology

Gene Findings Unlocking Reasons for Neuroblastoma Risk

... of DNA -- along a structurally weak location on chromosome 1 plays an important role in the development of ... found that an inherited CNV located at chromosome 1q21.1 is associated with neuroblastoma. The chromosome region contains a large family of genes that are ...

New Genes Found for Inflammatory Bowel Disease in Children

... variants, one on chromosome 20 and the other on chromosome 21. They then replicated their findings with ... The researchers say that the TNFRSF6B gene on chromosome 20 is a compelling candidate, because it is ... on the major histocompatiblity complex (MHC) on chromosome 6. The MHC is a large group of genes with ...

Seventy Years Old and Going Strong With Down Syndrome and No Dementia: The Case of 'Mr. C' Causes Major Interest in the Scientific Community

... with Down syndrome are born with an extra copy of chromosome 21, and these third copies of genes on chromosome 21 lead to an overproduction of certain proteins ... cases did not have three complete copies of chromosome 21 throughout all the cells in their bodies, but ...

Researchers Develop New Procedure to Screen All 46 Human Chromosomes to Identify Abnormalities in Embryos

... This procedure, known as "Accurate 23 chromosome aneuploidy screening in human blastomeres using ... Down syndrome where the embryo contains an extra chromosome 21. While that error is commonly known, ... This technique assesses fewer than half of the 23 chromosome pairs found in the human karyotype and has ...

American Fertility Association Calls for Expanded Research to Advance New Technology to Screen Embryos for Genetic Abnormalities

... possible." The procedure, known as "Accurate 23 chromosome aneuploidy screening in human blastomeres using ... This technique assesses fewer than half of the 23 chromosome pairs found in the human karyotype and has ... that have attempted to analyze all 23 chromosome pairs have not been useful because of the ...

Quest Diagnostics Introduces ClariSure(TM) Test for Identifying Chromosome Abnormalities Associated With 85 Developmental Disorders in Children

... -- A molecular diagnostic test that detects chromosome abnormalities associated with 85 developmental ... developing additional ClariSure tests to identify chromosome abnormalities associated with ... conditions. Array CGH techniques will detect chromosome abnormalities in as many as five percent to ...

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

... Another SNP is in the transcription factor 4 (TCF4) gene on chromosome 18, which is involved in brain development. Five of the SNPs are located very closely together in the Major Histocompatibility Complex, a region on chromosome 6 densely packed with genes regulating immune response. This lends support ...

Autism Genes Discovered; Help Shape Connections Among Brain Cells

... strongly influenced by genetics. Previous studies have implicated several chromosome regions harboring rare variants in raising the risk of ASDs, but until ... than healthy controls to have gene variants on a particular region of chromosome 5. That region is located between two genes, cadherin 9 (CDH9 ) and ...

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

... types or organs. The SNPs published today, located near each other on chromosome 5p15, may therefore help to tag major biological mechanisms underlying ... cisplatin resistance related protein 9 (CLPTM1L). Because the region of chromosome 5p15 is of interest in cancer biology, the deCODE team then tested this ...

Three Studies Presented at the American Society of Hematology Annual Meeting Showed Response to Treatment with Campath(R) in Patients with High-Risk CLL

... that is occasionally seen in CLL patients is the loss of the short arm of chromosome 17 (17p deletion), which may indicate a poor prognosis including ... deletions involve parts of chromosomes 13, 11 and 17. The loss of part of chromosome 13 is usually linked with a slower growing disease and a better outlook, ...

Video: Tasigna(R) Demonstrates Rapid Response as Initial Therapy in Life-Threatening Form of Leukemia

... of Tasigna treatment(1,2). CCyR is defined as undetectable Philadelphia chromosome cells in a patient's bone marrow. Although CCyR remains the ... the key cause and driver of Ph+ CML and its mutations. The Philadelphia chromosome is found in nearly all patients with CML. Study results ...

Gene That Causes Childhood Cancer Neuroblastoma Is Found

... neuroblastoma, Mosse and her colleagues first discovered that a region of chromosome 2 was associated with the disease. Further sequencing of that region ... this year, Maris's lab reported that common DNA variations in a region of chromosome 6 raise a child's risk of developing sporadic neuroblastoma. "Together ...

deCODE Launches deCODE MI(TM) -- A Test for a Major Genetic Risk Factor for Early-onset Heart Attack

... risk of myocardial infarction, or heart attack. The SNPs are located on chromosome 9 and were discovered by deCODE earlier this year. As described in the ... by deCODE MI(TM), are two SNPs (single-letter variants in the genome) on chromosome 9p21. They were discovered by deCODE scientists earlier this year through ...

New Risk Gene for Rheumatoid Arthritis and Lupus Opens Door to More Effective Treatments

... Rheumatoid Arthritis Consortium (NARAC) studied a region identified on chromosome 2 in previous linkage studies conducted by the same team. In the latest ... NARAC since its inception. "Identifying STAT4 as the relevant gene on chromosome 2 is very exciting," added Elaine Remmers, PhD, a lead author in the NEJM ...

deCODE Discovers Second Common Genetic Risk Factor for Atrial Fibrillation and Stroke

... monitoring for AF. The study is published online today in Nature Genetics at http://www.nature.com/ng . The new SNP is in the ZFHX3 gene on chromosome 16q22, and the more than one third of people of European descent who carry one copy are at approximately 20% greater risk of AF and cardioembolic ...

Celladon Provides MYDICAR(R) Program Update of First-In-Human Trial for Advanced Heart Failure at American Society of Gene Therapy Annual Meeting

... agents, and are derived from components of a non-replicating, non-pathogenic, commonly occurring human virus. AAV vectors do not integrate into the chromosome and are considered non-mutagenic. In addition, they have not been associated with the types of inflammatory reactions observed in trials involving ...

Genes Identified That Enhance Tumor Cell Sensitivity to CTI's Cancer Drug Brostallicin

... The identified genes, representing unique contexts of vulnerability to brostallicin, converged on cellular concepts relating to DNA repair and chromosome modification. These findings were further extended and confirmed in breast cancer cell lines, wherein the knockdown of specific genes involved in ...

Quest Diagnostics ClariSure(TM) Postnatal Molecular Test Receives Clinical Laboratory Approval from New York State

... tests are also more efficient, as multiple tests are required to generate the same amount of information produced from one microarray-based test. chromosome abnormalities, such as extra copies of chromosomes and other copy number changes, have been implicated in some types of mental retardation, ...

Breakthrough in Prenatal Screening for Down Syndrome

... Dr. Brown. Data from pilot studies indicate that highly accurate screening for common fetal autosomal (Trisomy 18, 21) and sex chromosomal (47, XXY) chromosome abnormalities is feasible, particularly in the first trimester of pregnancy when MSA features of early pregnancy-derived cells can be leveraged. This ...

Research Teams at J. Craig Venter Institute and Ludwig Institute for Cancer Research Uncover New Chromosomal Alterations in Cancer Using Transcriptome Sequencing Approach

... intra-chromosomal change that have the potential to affect the protein producing ability of at least nine genes. The researchers also discovered that chromosome 8 in the cancer cell line seemed to be very involved in some of the genomic rearrangements. This data confirms earlier studies showing that genomic ...

Ipsogen Launches a New Test to Determine Tumor HER2 Status and Guide Herceptin(R) Prescription in Breast Cancer

... rapidly available to patients". About MapQuant Dx(TM) HER2 Clinical Rationale The amplification of the HER2-region of chromosome 17 results in the constitutive overexpression of the HER2 oncogene protein and fuels uncontroled tumor growth in approximately 15 to 30% of breast ...

Celladon Announces Presentation of Clinical Data From First-in-Human MYDICAR(R) Trial for Advanced Heart Failure at American Heart Association Scientific Sessions

... agents, and are derived from components of a non-replicating, non-pathogenic, commonly occurring human virus. AAV vectors do not integrate into the chromosome and are considered non-mutagenic. In addition, they have not been associated with the types of inflammatory reactions observed in trials involving ...

More Findings on Gene Involved in Childhood Asthma

... with childhood-onset asthma among U.S. patients of European ancestry. In 2007 a study team based in Europe had identified the ORMDL3 gene, located on chromosome 17, as contributing to childhood asthma among British and German children. The current study, from The Children's Hospital of Philadelphia and ...

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

... a 50% higher risk of developing bladder cancer than those without the variant. Individuals who carry two copies of a common version of another SNP on chromosome 3 were found to be at a 40% higher risk of the disease than non-carriers. These are the best-replicated genetic variants ever linked to bladder ...

Launch of Highly Targeted Cancer Treatment Tasigna(R) (nilotinib) Offers Potential Lifeline to Ph+ CML Patients Intolerant or Resistant to Existing Therapies, Including Glivec(R) (imatinib)

... (nilotinib) is now available in the UK as a new option to treat adult patients who are intolerant or resistant to previous therapies for Philadelphia chromosome positive (Ph+) chronic myeloid leukaemia (CML). The availability of Tasigna(R) means that the majority of patients with CML can now be effectively ...

deCODE Discovers Novel Genetic Links Between Pigmentation Traits and Risk of Skin Cancer

... the deCODE team identified a novel, tightly-linked pair of single-letter variants (SNPs) near the ASIP (agouti signaling protein) gene on chromosome 20 that greatly increase the likelihood of an individual being prone to freckles and sunburn. A SNP in the TYR (tyrosinase) gene on chromosome 11, ...

EnVivo Pharmaceuticals Announces Initiation of Clinical Safety and Biomarker Study of Alpha-7 Nicotinic Agonist, EVP-6124, in Patients with Schizophrenia

... have decreased ability to suppress the response to a second stimulus. Sensory gating abnormalities in Schizophrenia have been linked to an allele on chromosome 15, the gene locus for the alpha-7 receptor. Alpha-7 nicotinic agonists have been recently shown to improve cognition and the P50 response in ...

EntreMed Commences Continuous Dosing Clinical Trial For MKC-1

... 400 patients in multiple Phase 1 and 2 clinical trials. MKC-1 has been shown to induce apoptosis, inhibit mitotic spindle formation, and prevent chromosome segregation in the M-phase (mitosis) of the cell cycle. Furthermore, MKC-1 inhibits the PI3K-Akt-mTOR signaling pathways, which may occur through ...

deCODE Launches a DNA-Based Test for Assessing Risk of Prostate Cancer on the Back of the Discovery of New Prostate Cancer Genes

... replicated in a total of over 15,500 individuals from seven different cohorts from Europe and the United States. One of the SNPs is located on the X chromosome and the other SNP is located on chromosome 2p15 and is associated with a more aggressive form of prostate cancer. The paper, 'Common sequence ...

Molecular Therapy Succeeds in Preventing Craniofacial Birth Defect in Mice

... either inactivating a gene associated with the disorder or by inhibiting a protein produced by the gene. In TCS, mutations in the TCOF1 gene on chromosome 5 causes a high degree of cell death in the embryo, resulting in a deficiency in a cell population called the neural crest that is essential for ...

Not Only Lipids and Inflammation: Insight Into a New Cause of Heart Attack and Other Vascular Disease

... REYKJAVIK, Iceland, Jan. 6 /PRNewswire/ -- deCODE scientists today report that the genetic variant on chromosome 9p21 that the company has linked to increased risk of heart attack is also associated with up to 70% increase in risk of abdominal aortic aneurysm ...

Obesity-Related Hormone is Higher in Children with Down Syndrome

... of leptin, which suggests that they have some leptin resistance--their bodies do not respond to the hormone properly. Because Down syndrome is a chromosome disorder, children with Down syndrome may have a genetic predisposition to more severe leptin resistance." Sheela N. Magge, M.D., M.S.C.E., a ...

EntreMed Shows Increased Survival With MKC-1 in Preclinical Renal Cell Cancer Model

... regression in multiple preclinical models, including paclitaxel-resistant models. MKC-1 has been shown to inhibit mitotic spindle formation, prevent chromosome segregation in the M-phase (mitosis) of the cell cycle, and induce apoptosis. Furthermore, MKC-1 inhibits the Akt-mTOR signaling pathways, which may ...

Abbott's m2000(TM) Molecular Diagnostic Instrument and RealTime HIV-1 Test Win Chicago Innovation Award

... to the RealTime HIV-1 viral load test and the Abbott m2000, Abbott Molecular's portfolio of products also includes innovative genomic tests for chromosome changes associated with congenital disorders and cancer. About HUMIRA In the United States, HUMIRA is approved by the Food and Drug Administration ...

Norditropin(R) Approved for Treatment of Children with Short Stature Associated with Turner Syndrome

... stature associated with Turner syndrome. Turner syndrome is a rare chromosomal condition caused by complete or partial absence of the second sex chromosome (X chromosome) in females. This occurs in approximately 1 in 2,500 live female births, and in as many as 10 percent of all miscarriages worldwide. ...

Norditropin(R) Approved for Treatment of Children with Short Stature Associated with Turner Syndrome

... stature associated with Turner syndrome. Turner syndrome is a rare chromosomal condition caused by complete or partial absence of the second sex chromosome (X chromosome) in females. This occurs in approximately 1 in 2,500 live female births, and in as many as 10 percent of all miscarriages worldwide. ...

EntreMed Presents Data for Phase 2 Study of MKC-1 in Metastatic Breast Cancer

... in cellular trafficking that has been shown to be involved in cell division. MKC- 1 has been shown to inhibit mitotic spindle formation, prevent chromosome segregation in the M-phase of the cell cycle, and induce apoptosis in multiple cell lines, consistent with a mechanism in which MKC-1 blocks the ...

St. Jude Discovers Factors That Accelerate Resistance to Gleevec(TM) Targeted Therapy in Lymphoblastic Leukemia

... for patients who are not helped by current therapies. CML and an aggressive form of ALL share the same critical mutation -- the Philadelphia chromosome (Ph). Cells that have this mutation (Ph+ cells) produce a rogue growth-promoting enzyme called BCR-ABL. Now, work by a team headed by Charles J. ...

Abbott Receives Supplemental FDA Approval for its Best-in-Class in Sensitivity RealTime HIV-1 Viral Load Test

... the RealTime HIV-1 viral load test and the Abbott m2000, Abbott Molecular's portfolio of products also includes innovative genomic tests for chromosome changes associated with congenital disorders and cancer, including the PathVysion(R) HER-2 DNA Probe Kit, a test used to help select women with ...
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