A third way that erosion and deposition can take place is through snow and ice. As snow piles build up, they can form glaciers, which are large masses of ice that can move.
âWe know that Bardet-Biedl syndrome is caused by mutations in at least 19 known genes, and that patients with the condition have inherited a faulty gene from each of their parents. What Iâm trying to do is to develop treatments that can help correct some of these mistakes..hile these therapies wonât cure Bardet-Biedl syndrome, they do have the potential to prevent and treat the blindness that it causes, and for Dr Forsythe, thatâs all the motivation she needs. âI know that it is absolutely key for the patients to have this research.
If innate immune cells (dendritic cells) decide that the material is dangerous (part of a virus or bacteria), then they stimulate a specialized group of white blood cells causes CD4 + helper T cells to become activated. CD4 + refers to a surface protein on this class of T cells. Helper T cells can stimulate another group of white blood cells called B cells to produce antibodies that bind that specific antigen and immobilize it, preventing it from causing infection. Antibodies are specific for only one antigen.