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  2. Malaria - Wikipedia

    en.wikipedia.org/wiki/Malaria

    Sickle cell trait causes a change in the haemoglobin molecule in the blood. Normally, red blood cells have a very flexible, biconcave shape that allows them to move through narrow capillaries ; however, when the modified haemoglobin S molecules are exposed to low amounts of oxygen, or crowd together due to dehydration, they can stick together ...

  3. CRISPR gene editing - Wikipedia

    en.wikipedia.org/wiki/CRISPR_gene_editing

    In 2023, the first drug making use of CRISPR gene editing, Casgevy, was approved for use in the United Kingdom to cure sickle-cell disease and beta thalassemia. [13] [14] Casgevy was approved for use in the United States on December 8, 2023, by the Food and Drug Administration. [15]

  4. How Tears Evaporate and Lead to Dry Eye - AOL

    www.aol.com/tears-evaporate-lead-dry-eye...

    Most people with diagnosed dry eye have evaporative dry eye, which accounts for more than 85% of dry eye disease. Evaporative dry eye occurs when the tear film has an insufficient oily layer ...

  5. Stroke - Wikipedia

    en.wikipedia.org/wiki/Stroke

    Diseases that may form thrombi in the large vessels include (in descending incidence): atherosclerosis, vasoconstriction (tightening of the artery), aortic, carotid or vertebral artery dissection, inflammatory diseases of the blood vessel wall (Takayasu arteritis, giant cell arteritis, vasculitis), noninflammatory vasculopathy, Moyamoya disease ...

  6. Blood transfusion - Wikipedia

    en.wikipedia.org/wiki/Blood_transfusion

    Blood transfusion is the process of transferring blood products into a person's circulation intravenously. [1] Transfusions are used for various medical conditions to replace lost components of the blood. Early transfusions used whole blood, but modern medical practice commonly uses only components of the blood, such as red blood cells, plasma ...

  7. Psoriasis - Wikipedia

    en.wikipedia.org/wiki/Psoriasis

    Psoriasis is a long-lasting, noncontagious autoimmune disease characterized by patches of abnormal skin. [4][5] These areas are red, pink, or purple, dry, itchy, and scaly. [8][3] Psoriasis varies in severity from small localized patches to complete body coverage. [3] Injury to the skin can trigger psoriatic skin changes at that spot, which is ...

  8. 24-cell - Wikipedia

    en.wikipedia.org/wiki/24-cell

    24-cell. In four-dimensional geometry, the 24-cell is the convex regular 4-polytope [1] (four-dimensional analogue of a Platonic solid) with Schläfli symbol {3,4,3}. It is also called C24, or the icositetrachoron, [2] octaplex (short for "octahedral complex"), icosatetrahedroid, [3] octacube, hyper-diamond or polyoctahedron, being constructed ...

  9. List of Marvel Comics characters: P - Wikipedia

    en.wikipedia.org/wiki/List_of_Marvel_Comics...

    Dr. Erich Paine, created by Peter Milligan and Salvador Larroca, first appeared in X-Men (vol. 2) #175 (November 2005). He is a genetics specialist who specialized in genetic mutations which turn humans into mutates to serve as slaves which the X-Men tore down.