News tagged with biological system
Cancer 'turns off' important immune cells, complicating experimental vaccine therapies
A research report published in the September 2012 issue of the Journal of Leukocyte Biology offers a possible explanation of why some cancer vaccines are not as effective as hoped, while at the same time identifies a new ...
Cancer
Aug 30, 2012 |
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Mathematical modelling to tackle metabolic diseases
Predictive mathematical models of signalling pathways are powerful biological tools that could be used for drug development. Using a similar approach, European scientists developed a computational model for ...
Medical research
Aug 30, 2012 |
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New HIV/AIDS registry to help answer key questions
A new community-based HIV/AIDS registry, one of the first in the nation to include patients from rural areas, will provide a unique opportunity to find answers to myriad medical questions, from the impact of drugs such as ...
HIV & AIDS
Aug 29, 2012 |
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Scientists report promising new direction for cognitive rehabilitation in the elderly
Research has found that declines in temporal information processing (TIP), the rate at which auditory information is processed, underlies the progressive loss of function across multiple cognitive systems in the elderly, ...
Neuroscience
Aug 20, 2012 |
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New regulatory mechanism discovered in cell system for eliminating unneeded proteins
A faulty gene linked to a rare blood vessel disorder has led investigators to discover a mechanism involved in determining the fate of possibly thousands of proteins working inside cells.
Medical research
Aug 10, 2012 |
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Treating drug resistant cancer through targeted inhibition of sphingosine kinase
Scientists at Tulane University School of Medicine, led by Dr. James Antoon and Dr. Barbara Beckman, have characterized two drugs targeting sphingosine kinase (SK), an enzyme involved in cancer growth and metastasis. New ...
Cancer
Aug 09, 2012 |
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Sequencing of malaria genomes reveals challenges, opportunities in battle against parasite
Genetic variability revealed in malaria genomes newly sequenced by two multi-national research teams points to new challenges in efforts to eradicate the parasite, but also offers a clearer and more detailed picture of its ...
Genetics
Aug 05, 2012 |
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Cancer debate: Are tumors fueled by stem cells?
How can a cancer come back after it's apparently been eradicated? Three new studies from American, Belgian, British and Dutch researchers are bolstering a long-debated idea: that tumors contain their own pool of stem cells ...
Cancer
Aug 01, 2012 |
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Under the right conditions, peptide blocks HIV infection at multiple points along the way
Human defensins, aptly named antimicrobial peptides, are made in immune system cells and epithelial cells (such as skin cells and cells that line the gut). One of these peptides, human neutrophil peptide 1, under certain ...
HIV & AIDS
Jul 24, 2012 |
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Researchers find evidence of link between immune irregularities and autism
Scientists at the California Institute of Technology (Caltech) pioneered the study of the link between irregularities in the immune system and neurodevelopmental disorders such as autism a decade ago. Since ...
Autism spectrum disorders
Jul 17, 2012 |
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An economical, effective and biocompatible gene therapy strategy promotes cardiac repair
Dr Changfa Guo, Professor Chunsheng Wang and their co-investigators from Zhongshan hospital Fudan University, Shanghai, China have established a novel hyperbranched poly(amidoamine) (hPAMAM) nanoparticle based hypoxia regulated ...
Medical research
Jul 06, 2012 |
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Discovery improves understanding of early onset inflammatory disease
Scientists at the University of East Anglia (UEA) have discovered a 'constant cloud' of potent inflammatory molecules surrounding the cells responsible for diseases such as thickening of the arteries and rheumatoid arthritis.
Inflammatory disorders
Jul 04, 2012 |
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Researchers closer to understanding how proteins regulate immune system
Researchers in the biological sciences department in the Faculty of Science at the University of Calgary have revealed how white blood cells move to infection or inflammation in the body; findings which could help lead to ...
Immunology
Jul 03, 2012 |
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Lymph node roundabout: Researchers probe origin of optimized antibodies against infections
An organism's ability to make new antibodies and use them to optimize its own immune defenses is of central importance in the fight against pathogens. In the case of severe infections, the overall relative ...
Immunology
Jun 28, 2012 |
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Parasite infection has sting in the tail
(Medical Xpress) -- Infections from certain parasites can compromise the immune system, leaving it less able to fight other diseases.
Immunology
Jun 28, 2012 |
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