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Daniel Graf

Researcher at University of Alberta

Publications -  101
Citations -  6177

Daniel Graf is an academic researcher from University of Alberta. The author has contributed to research in topics: Bone morphogenetic protein & T cell. The author has an hindex of 34, co-authored 90 publications receiving 5795 citations. Previous affiliations of Daniel Graf include Hammersmith Hospital & Alexander Fleming Biomedical Sciences Research Center.

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Defective expression of T-cell CD40 ligand causes X-linked immunodeficiency with hyper-IgM

TL;DR: Evidence is presented that point mutations in the TRAP gene give rise to nonfunctional or defective expression of TRAP on the surface of T cells in patients with HIGM1, which is responsible for the observed immunoglobulin isotype defect in HIGm1.
Journal ArticleDOI

Dynamic Repositioning of Genes in the Nucleus of Lymphocytes Preparing for Cell Division

TL;DR: It is shown that several transcriptionally inactive genes localize to centromeric heterochromatin in the nucleus of cycling but not quiescent (noncycling) primary B lymphocytes, and locus repositioning may be a feature of heritable gene silencing.
Journal ArticleDOI

Cloning of TRAP, a ligand for CD40 on human T cells

TL;DR: A cDNA clone, designated TRAP (TNF‐related activation protein), isolated from a collection of T cell activation genes, is highly similar to an identified murine CD40 ligand both at the cDNA and the protein levels, and related to tumor necrosis factor/lymphotoxin.