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Biochemistry, Biophysics, and Structural Biology

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Roberta Pollock

Selected Works

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Full-Text Articles in Life Sciences

The Pax-5 Gene Is Alternatively Spliced During B-Cell Development, Patty Zwollo, Hector Arrieta, Kaleo Ede, Karen Molinder, Stephen Desiderio, Roberta Pollock Dec 1996

The Pax-5 Gene Is Alternatively Spliced During B-Cell Development, Patty Zwollo, Hector Arrieta, Kaleo Ede, Karen Molinder, Stephen Desiderio, Roberta Pollock

Roberta Pollock

The transcription factor Pax-5 is expressed during the early stages of B-cell differentiation and influences the expression of several B-cell-specific genes. In addition to the existing isoform (Pax-5, which we have named Pax-5a), we have isolated three new isoforms, Pax-5b, Pax-5d, and Pax-5e, from murine spleen and B-lymphoid cell lines using library screenings and polymerase chain reaction amplification. Isoforms Pax-5b and Pax-5e have spliced out their second exon, resulting in proteins with only a partial DNA-binding domain. Isoforms Pax-5d and Pax-5e have deleted the 3′-region, which encodes the transactivating domain, and replaced it with a novel sequence. The existence of …


Point Mutations Cause The Somatic Diversification Of Igm And Igg2a Antiphosphorylcholine Antibodies, Nadine Chien, Roberta Pollock, Catherine Desaymard, Matthew Scharff Dec 1987

Point Mutations Cause The Somatic Diversification Of Igm And Igg2a Antiphosphorylcholine Antibodies, Nadine Chien, Roberta Pollock, Catherine Desaymard, Matthew Scharff

Roberta Pollock

No abstract provided.