Intrinsic factor

... is an autoimmune state where cells producing the so-called instrinsic factor are destroyed and thus the absorption of the vitamin stops. This in ... possible) to have a vitamin B12 deficiency unless you lack the intrinsic factor. B12 causes some degree of demyelination if the deficiency ...

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... residual bodies that can not be removed from the cell is a contributing factor to cell aging especially in long lived cells (nerve cells, ect.). ... in cell aging? What kind of problems might there be... excessive waste? intrinsic dangers of residual bodies? What kind of research is being done ...

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... 2) Rho independent 1) Rho dependent: Termination with presence of Rho-factor. Rho is a protein with six subunits. It only binds to a specific sequence. 2) Rho independent: They are called intrinsic terminators. They consist of two sequences, a short inverted repeats having ...

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... GTP. --> the receptor acts like a GEF (guanine nucleotide exchange factor) then de alfa-subunit dissociates from the beta/gamma-subunit of the ... for exampel transcription. The alfa-subunit hydrolyses its GTP through intrinsic GTPase activity and reassociates to form the heterotrimeric G-protein.

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