Science news articles about 'microRNAs'

  • MicroRNAs appear essential for retinal health

    ... around the cell’s working genetic machinery. “MicroRNAs are behaving differently in the nervous system than they are in other bodily ... the fundamental role of this enzyme in neurons.” More than 400 microRNAs have been identified in both mice and humans, and each ...
  • Scientists dig deeper into the genetics of schizophrenia by evaluating microRNAs

    ... areas of the brain. When they discovered that the gene family of microRNAs was affected, they suspected that the Dgcr8 gene was responsible ... whose expression is controlled by the identified deficient microRNAs, which could in turn be involved in the pathogenesis of schizophrenia. Much ...
  • Study: MicroRNAs are essential for sight

    GAINESVILLE, Fla., May 12 (UPI) -- A team of U.S. and Italian scientists say they've determined microRNAs are essential for sight to develop.
  • MicroRNAs And The Genetics Of Schizophrenia

    ... Medical Center have illuminated a window into how abnormalities in microRNAs, a family of molecules that regulate expression of numerous ... how they uncovered a previously unknown alteration in the production of microRNAs of a mouse modeled to have the same chromosome 22q11 ...
  • MicroRNA controls expression of oncogenes

    ... strategies for treating some specific lymphomas and leukemias. MicroRNAs (miRNAs) are small noncoding pieces of RNA ... functions as a tumor suppressor and re-expression of this microRNA might have therapeutic benefits in specific hematopoietic ...
  • Need microRNA processing? Get Smad

    ... Medical Center have found that Smad proteins regulate microRNA (miRNA) processing. Understanding the role of Smad ... regulate cells, promote the processing of a subset of microRNA, including miR-21. Smad proteins ...
  • Proliferating cells foil microRNA control

    MIT biologists have discovered that proliferating cells shift the output of their genes to evade regulation by microRNAs, tiny molecules that normally suppress tumor growth.
  • MicroRNAs Provide New Insight in Study of Autism

    MicroRNAs may play an important role in the development of autism spectrum disorder, according to a new paper by University of California, Santa Barbara professor Kenneth S. Kosik.
  • A new biomarker for early cancer detection? Research reveals that 'microRNA' may fit the bill

    ... of cells and are remarkably stable. "We were surprised to discover that there are microRNAs in plasma and serum that are not associated with cells and that are not being degraded ... amplification, "suggests that the discovery-validation pipeline for microRNA biomarkers will be more efficient than traditional proteomic biomarker ...
  • MicroRNA implicated as molecular factor in alcohol tolerance

    ... . Treistman, who is the director of the BNRI, examined whether microRNA might be involved in the alcohol tolerance observed ... . "In future studies, it will be interesting to determine if similar microRNA-based regulatory mechanisms influence alcohol ...
  • Putting microRNAs on the stem cell map

    ... and then to other types of cells, and to understanding the role of microRNAs in cancer and other diseases. "By understanding how master transcription ... give scientists a better platform for analyzing microRNA gene expression in cancer and other diseases. "We and others are finding ...
  • MicroRNA activation mystery is solved

    CAMBRIDGE, Mass., Aug. 13 (UPI) -- U.S. scientists say they've discovered how microRNA molecules are activated -- an event that is critical for the creation of embryonic stem cells.
  • Serum microRNAs: Biomarkers for cancer?

    NANJING, China, Sept. 8 (UPI) -- Chinese medical scientists say they've discovered serum microRNAs, or miRNAs, can serve as biomarkers for the detection of such diseases as cancer and diabetes.
  • Scientists identify novel inhibitor of human microRNA

    ... have identified, for the first time, a molecule that can regulate microRNAs – short strands of RNA that play a vital ...
  • MicroRNAs make for safer cancer treatments

    ... physician-scientist and lead author of the study. MicroRNAs are the nucleotide snippets that are encoded by genes, but don ... genes. In this case, a virus is engineered to be responsive to microRNAs that are present in certain cell types. Using this new ...

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