Publications by authors named "Richard D Huysmans"

Background: Inequitable distribution of the medical workforce is an international problem that undermines universal access to healthcare. Governments in many countries have invested in rural-focused medical education programs to increase the supply of rural doctors.

Methods: Using a structured five-step approach, a scoping review was conducted to map the existing evidence on the relationship between professional entry-level, pre-vocational medical education delivered in rural settings and rural workforce outcomes.

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Article Synopsis
  • - Phosphoinositide 3-kinase (PI3K) generates a key molecule, PI(3,4,5)P(3), aiding cell polarity and migration by activating Akt, which then promotes actin cytoskeletal remodeling for directed movement.
  • - The study identifies a new co-chaperone, SODD, that interacts with phosphatases which degrade PI(3,4,5)P(3), thus inhibiting their activity and enhancing the signaling pathways that facilitate cell movement.
  • - In experiments with mice lacking SODD, reduced Akt activation and impaired cell migration were observed, highlighting SODD's role in regulating PI3K/Akt signaling and its influence on act
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The platelet receptor for the von Willebrand factor (VWF) glycoprotein Ib-IX-V (GPIb-IX-V) complex mediates platelet adhesion at sites of vascular injury. The cytoplasmic tail of the GPIbalpha subunit interacts with the actin-binding protein, filamin, anchoring the receptor in the cytoskeleton. In motile cells, the second messenger phosphatidylinositol 3,4,5 trisphosphate (PtdIns(3,4,5)P3) induces submembraneous actin remodeling.

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SKIP (skeletal muscle and kidney enriched inositol phosphatase) is a recently identified phosphatidylinositol 3,4,5-trisphosphate- and phosphatidylinositol 4,5-bisphosphate-specific 5-phosphatase. In this study, we investigated the intracellular localization of SKIP. Indirect immunofluorescence and subcellular fractionation showed that, in serum-starved cells, both endogenous and recombinant SKIP colocalized with markers of the endoplasmic reticulum (ER).

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