Irina Ruchkina

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BACKGROUND Formation of long-term memories is critically dependent on extracellular-regulated kinase (ERK) signaling. Activation of the ERK pathway by the sequential recruitment of mitogen-activated protein kinases is well understood. In contrast, the proteins that inactivate this pathway are not as well characterized. METHODS Here we tested the(More)
An autoimmune-mediated mechanism has been proposed for several pediatric movement disorders. In a three-center (Brown, Yale, and Johns Hopkins) collaborative effort, serum antineuronal antibodies (ANAb) were measured by use of ELISA or immunohistochemical techniques on 35 children (mean age 11.4 years) with Tourette syndrome, attention deficit hyperactivity(More)
We analyzed medium-term efficiency and safety of biological therapy of Crohn’s disease, in particular transplantation of allogenic mesenchymal stromal bone marrow cells and anticytokine therapy with selective immunosuppressive agents. It was found that both methods of biological therapy of refractory Crohn’s disease resulted in clinical and in some cases(More)
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