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Thymus in Medical News

Rare disorder gives modelers first glimpse at immune system development

... DURHAM, N.C. -- Children born without thymus glands have given Duke University Medical Center ... Biology, tracked three young patients after thymus tissue transplantation to measure the growth of a ... all of its diversity. Duke University pioneered thymus transplantation for children born with DiGeorge ...

UBC research finds molecular "key" to successful blood stem cell transplants

... blood. The stem cells then need to travel to the thymus - an organ near the heart - and produce T-cells, ... is the failure of stem cells to repopulate the thymus and generate T-cells. Without T-cells the patient ... a molecule called S1P that can tell the thymus to "open the gates" and accept more stem cells. ...

Scripps Research cancer biology department awarded more than $8 million in new research grants

... Petrie's work understanding regrowth of the thymus in adults and the elderly. Decreases in T cell ... cells (which form the supportive framework of the thymus and other organs). Using an experimental model of thymus regrowth, Dr. Petrie and his colleagues will seek ...

New UGA research on gene sheds light on T-cell production

... be crucial to maintaining the production of the thymus and its disease-fighting T-cells after an ... could help scientists find out how to turn the thymus back on so it could produce T-cells long after it ... Xiao, also of the University of Georgia. The thymus is an organ located in the upper part of the ...

Cells on path to becoming mature T-cells more flexible than commonly thought

... found that progenitor cells that make it to the thymus have not yet committed to either the myeloid or ... to becoming T cells by the time they get to the thymus gland. ETP cells retained the ability to become ... asked whether some of the myeloid cells in the thymus normally arise from ETPs. The process of T-cell ...

Stimulating Thymus Reactivates T-Cell Production

... News) -- It's possible to stimulate the thymus gland to produce new immune system T-cells in ... of the immune system and severe infection. The thymus gland produces T-cells early in life but ... is the first to show that therapy can help boost thymus function in adults. The two-year study of 22 ...

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Thymus in Medical Technology

Researchers Train the Immune System to Deliver Virus That Destroys Cancer in Lab Models

... spread. Dr. Vile and colleagues theorized that they could control the spread of cancer through the lymphatic system (bone marrow, spleen, thymus and lymph nodes) by manipulating the immune system. Researchers zeroed in on immature T-cells from bone marrow, programming them to respond to ...
Thymus in Medical Definition

Autoimmune regulator

... AIRE , is a human gene which is expressed in the thymus . It causes transcription of a wide selection ... set of self-antigens, such as insulin , in the thymus . [3] This expression then allows maturing ... of an Immunological Self-Shadow Within the thymus by the Aire Protein. Science 298 (5597), ...

Central tolerance

... host). In mammals the process occurs in the thymus (T cells) [2] [3] and bone marrow (B ... sources of antigen are made available in the thymus by the action of the transcription factor AIRE . ... ^ Sprent J, Kishimoto H (2001). "The thymus and central tolerance". Philos Trans R Soc Lond ...

Thymocyte

... are T cell precursors which develop in the thymus . The processes of beta-selection, positive ... 2 Events during maturation 2.1 thymus Settling 2.2 Beta selection 2.3 ... fail, autoimmunity may arise. thymus Settling Thymocytes are ultimately derived ...
Thymus in Medical Dictionary

Mediastinum

... heart and its large vessels, the esophagus , thymus , lymph node s and other structures and tissue ... vessels, the trachea , the esophagus , the thymus , and connective tissue s. Pictures & Images ... includes the heart , great vessels, trachea , thymus , and connective tissue . [ Med Help ...

Thymus

... T ( thymus derived) lymphocyte count When the needle is ... throbbing. Why the test is performed: ... thymus thymus Gland A major component of the Lymphatic ...

Breast

... and the breast and ovarian cancer susceptibility protein BRCA1. thymus : A mass of gland ular tissue ( lymph oid organ ) found in the upper chest under the breast bone in humans. The thymus is essential to the development of the body's system of immunity ...

Mediastinitis

... the heart , the large vessels, the trachea , the esophagus , the thymus , and connective tissue s. MEDIASTINITIS - Inflammation of the ... separates the lungs and includes the heart , great vessels, trachea , thymus , and connective tissue . [ Med Help International ] [ Search ] [ Ask the ...

Telangiectasia

... blood vessels leading to the formation of telangiectases or angioma s. thymus A gland located in the front of the neck that coordinates the ... blood vessels leading to the formation of telangiectases or angioma s. thymus ... Ataxia telangiectasia mutated: See: ATM. Search All of ...

Tonsils

... OID ORGAN S: Include tonsils , adenoids , lymph node s, spleen , thymus , and other tissue s. The lymph system is part of the immune system and is made up of the lymph , lymph vessels, lymph node s, spleen , thymus , tonsils , and bone marrow . Lymphocyte s (carried in the lymph ) ...

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Thymus in Biological News

Children's Hospital of Pittsburgh of UPMC scientists identify enzyme important in aging

... into old age by maintaining the function of the thymus throughout life, according to researchers ... of UPMC, reports that the novel mouse model has a thymus that remains intact throughout its life. In all ... have the ability to restore the function of the thymus in old age, or perhaps by intervening at an early ...

They are young and need the job: A second chance for dangerous T-cells

... 10 June 2009) During their development in the thymus gland, a kind of 'T-cell school', every T-cell is ... is also a constant production of T-cells in the thymus that may recognize and attack the body's own ... been reprogrammed during their development in the thymus so that they can no longer cause any damage. In ...

Genetic study shows direct link between vitamin D and MS susceptibility 'gene'

... immune system, to perform its regular tasks. The thymus produces an army of T cells, which identify ... own cells or proteins. Ordinarily, the thymus will regulate the T cells and delete those that ... during early life might impair the ability of the thymus to delete these T cells, which then go on to ...

Mice stressed in simulated weightlessness show organ atrophy

... Rutgers researchers should look at the spleen and thymus the organs responsible for most of the animals immune cells. If stress affects the spleen and thymus so that they atrophy, the immune system becomes ... had no basis to expect this, but the spleen and thymus of the OPN-deficient animals remained normal ...

Immune police recognize good and bad guys in the body

... in the thymus. They also reported that most Tregs that mature in the thymus retain their regulatory properties and do not later convert to nave T cells as was previously believed. This finding emphasized the role of the thymus as the primary site where Tregs differentiate and acquire their unique ...

Novocell awarded seminal stem cell patent

... is developing for use as a cell therapy for diabetes, but also other endoderm lineage-derived tissues and organs such as lungs, intestine, liver, thymus and thyroid. "This composition patent is a milestone achievement for Novocell and is the culmination of extensive research that opened the door ...

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Thymus in Biological Technology

Viral Genetics Creates Subsidiary to Develop Cancer Therapy

... California, Viral Genetics discovers and develops drug therapies to treat infectious, autoimmune, and immunological deficiency disorders using its thymus nuclear protein compound (TNP). The company recently entered into an Exclusive License Agreement with the University of Colorado and V-Clip ...

Viral Genetics Retires Nearly $3.5 Million Convertible Debt and Provides Updates on Capital Structure and Stock Issuances

... Genetics, Inc. is a biotechnology company that discovers and develops immune-based therapies for HIV, AIDS and other autoimmune diseases using its thymus nuclear protein compound (TNP). The company recently entered into an Exclusive License Agreement with the University of Colorado and V-Clip ...

Viral Genetics Information Now Available Through OTCIQ.com and Pink Sheets Website

... Genetics, Inc. is a biotechnology company that discovers and develops immune-based therapies for HIV, AIDS and other autoimmune diseases using its thymus nuclear protein compound (TNP). The Company recently licensed technology developed by M. Karen Newell, PhD from the University of Colorado , that ...

CuraGen and TopoTarget Announce Initiation of an NCI-sponsored Phase II Clinical Trial of Belinostat for Thymoma and Thymic Carcinoma

... and Chief Executive Officer of CuraGen Corporation. About Thymoma and Thymic Carcinoma Thymoma and thymic carcinoma are rare tumors of the thymus with fewer than 1000 patients diagnosed in the United States per year. Histologically the tumors are of epithelial origin and can be classified ...

A Large-Scale Research Project by a Dutch Consortium Addressing a Global Problem

... therapies to activate and manipulate the immune system, through two platforms: use of temporary sex steroid suppression to effect rejuvenation of the thymus and bone marrow, with resulting enhancement of T cell function and immune responsiveness; and the development of adjuvanted virosomes for vaccines ...

High Quality RNA Isolation Services

... illustrates this point: Rat thymus RNA was stored in suboptimal ... Figure 2. Rat thymus RNA Stability Test. 8-10 week old rat thymus total RNA was isolated according to standardized ...

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Thymus in Biological Products

Rat CXCL7 (NAP-2) ELISA development Kit, DuoSet from R&D Systems

Description:... DuoSet ELISA Development kit contains the basic components required for the development of sandwich ELISAs to measure natural and recombinant rat thymus Chemokine-1 in cell culture supernates and serum. Each kit contains sufficient materials to run ELISAs on approximately fifteen 96-well plates, ...
Company:R&D Systems

DNA Quantitation Kit (Hoechst) from Bio-Rad

Description:... a VersaFluor or other fluorometer. The kit quantitates dsDNA in the range of 10 ng per ml to 5 micrograms per ml and contains Hoechst 33258, calf thymus DNA standard, and assay buffer for 750 standard 2 ml ....
Company:Bio-Rad

Calf Topoisomerase I from USB Corp.

Description:... Source: Calf thymus Description: Topoisomerase I relaxes both positively and negatively supercoiled DNA by a transient breakage and rejoining of phosphodiester bonds ...
Company:USB Corp.

Rapid-Screen Arrayed cDNA Library Panels Master Plates -Mouse Thymus from OriGene Technologies

Description: The Rapid-Screen cDNA Library Panels were designed for full-length gene cloning and require just three sets of PCRs to identify the desired cDNA clone. The first PCR analysis is performed in a 96-well "Master Plate," where each well contains plasmid DNA from 5,000 clones. Having identified the ...
Company:OriGene Technologies
Thymus in Biological Definition

Immune system

... (only found in vertebrates [1] ), composed of four lymphoid organs ( thymus , lymph nodes , spleen and submucosal lymphoid nodules) and the group ... by T cells , also called T lymphocytes (T means they develop in the thymus ). There are two major types of T cells: Cytotoxic T cells (T C ...

Immunology

... to be part of the immune system. The key organs of the immune system are thymus , spleen , bone marrow , lymph vessels , lymph nodes and secondary ... such as tonsils and adenoids ) and skin . The major organs, the thymus and spleen, are examined histologically only post-mortem during autopsy ...

T cell

... a large role in the immune response . The abbreviation "T" stands for thymus , the organ in which their final stage of development occurs. There are ... These cells lose either their CD4 molecules or CD8 molecules and leave the thymus via postcapillary venules. Hormonal substances (thymosin, interferon ...

Antigen

... In order to keep the cytotoxic cells from killing cells just for presenting normal proteins, they run through a test cycle (negative control in the thymus ) just after their production. Only those CTL that do not react to normal body protein fragments are allowed to enter the bloodstream. ...
Thymus in Biological Dictionary

Thymus gland

... In human anatomy, the thymus is an organ located in the upper anterior ... behind the sternum. The main function of the thymus is to provide an area for T lymphocyte maturation. The thymus ... ...

T lymphocytes

... ... T cell n. Any of the lymphocytes that mature in the thymus and have the ability to recognize specific peptide antigens through ... such ... " T " lymphocytes are so called because of the role that the thymus gland plays in ... Immunobiology is intended as an introductory text ...

Nuclein

... (n&oomacr;'klē-ĭn, ny&oomacr;'-) n. ... mus), so it was named thymus nuclein . ... nuclein and protein further. ... Because of the acid ... was isolated by hydrolysis of yeast nuclein that was found in bovine thymus and ... Except where noted otherwise, data are given for ... This fun ...

Base modification

... pairing with ... Radiation-induced Double-strand Modification in Calf thymus DNA in the ... scission and modification at the base pair site of double-stranded calf thymus ... The pattern of base modification was similar, in part, to our ...

Uracil

... occurring pyrimidine derivative. Originally discovered in 1900, it was isolated by hydrolysis of yeast nuclein that was found in bovine thymus and spleen, herring sperm, and wheat germ. It ... uracil n. ( Abbr. U ) A pyrimidine base, C 4 H 4 N 2 O 2 , that is an essential ...

Thoracic cavity

... , you can add more facts here " ... OPENING THE THORACIC CAVITY ... ARTERIES OF THE THORACIC CAVITY ... Thoracic cavity opened, thymus gland removed properly. Brachiocephalic Artery ... Gray, Henry. 1918. Anatomy of the Human Body. V. Angiology. 4. The Thoracic Cavity ... The ...

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