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Detection and purification of lupus B cells
- Date Issued:
- 2003
- Summary:
- This study developed a method for positive selection of anti-single stranded (ss)DNA B cells from peripheral blood mononuclear cells (PBMCs) using a twenty nucleotide oligomer of deoxythymidine (oligo(dT) 20mer), coupled to microscopie magnetic beads. Oligo(dT) 20mer specificity for plasma anti-ssDNA antibody (Ab) was established through indirect enzyme linked immunosorbent assay (ELISA) and flow cytometry. A novel method for semi-quantitative detection of ssDNA specific, B cells from PBMC purified peripheral blood that utilized flow cytometric analysis of oligo(dT) 20mer Texas Red labeled cells was developed. Qualitative purification of ssDNA specific, B cells using oligo(dT) coupled magnetic beads was determined through light microscopy and flow cytometric analysis of positive sclected cell populations. Cross-reaetivity of oligo(dT) 20mer with receptors distinct from membrane Ab, resulted in the use of oligo(dC) 20mer as a useful blocking agent. Results show anti-ssDNA Ab titer does not correlate with numbers of peripheral blood ssDNA specific, B cells.
Title: | Detection and purification of lupus B cells. |
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Name(s): |
Saccocio, Seth. Florida Atlantic University, Degree grantor Hartmann, James X., Thesis advisor |
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Type of Resource: | text | |
Genre: | Electronic Thesis Or Dissertation | |
Issuance: | monographic | |
Date Issued: | 2003 | |
Publisher: | Florida Atlantic University | |
Place of Publication: | Boca Raton, Fla. | |
Physical Form: | application/pdf | |
Extent: | 76 p. | |
Language(s): | English | |
Summary: | This study developed a method for positive selection of anti-single stranded (ss)DNA B cells from peripheral blood mononuclear cells (PBMCs) using a twenty nucleotide oligomer of deoxythymidine (oligo(dT) 20mer), coupled to microscopie magnetic beads. Oligo(dT) 20mer specificity for plasma anti-ssDNA antibody (Ab) was established through indirect enzyme linked immunosorbent assay (ELISA) and flow cytometry. A novel method for semi-quantitative detection of ssDNA specific, B cells from PBMC purified peripheral blood that utilized flow cytometric analysis of oligo(dT) 20mer Texas Red labeled cells was developed. Qualitative purification of ssDNA specific, B cells using oligo(dT) coupled magnetic beads was determined through light microscopy and flow cytometric analysis of positive sclected cell populations. Cross-reaetivity of oligo(dT) 20mer with receptors distinct from membrane Ab, resulted in the use of oligo(dC) 20mer as a useful blocking agent. Results show anti-ssDNA Ab titer does not correlate with numbers of peripheral blood ssDNA specific, B cells. | |
Identifier: | 9780496219247 (isbn), 13086 (digitool), FADT13086 (IID), fau:9950 (fedora) | |
Collection: | FAU Electronic Theses and Dissertations Collection | |
Note(s): |
Thesis (M.S.)--Florida Atlantic University, 2003. Charles E. Schmidt College of Science |
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Subject(s): |
Systemic lupus erythematosus B cells DNA antibodies |
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Held by: | Florida Atlantic University Libraries | |
Persistent Link to This Record: | http://purl.flvc.org/fcla/dt/13086 | |
Sublocation: | Digital Library | |
Use and Reproduction: | Copyright © is held by the author with permission granted to Florida Atlantic University to digitize, archive and distribute this item for non-profit research and educational purposes. Any reuse of this item in excess of fair use or other copyright exemptions requires permission of the copyright holder. | |
Use and Reproduction: | http://rightsstatements.org/vocab/InC/1.0/ | |
Host Institution: | FAU | |
Is Part of Series: | Florida Atlantic University Digital Library Collections. |