Presenter Information

Justin RossFollow

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Major

Environmental Science

Anticipated Graduation Year

2024

Access Type

Open Access

Abstract

Five families of DNA viruses induce the reorganization of cellular chromatin (ROCC) within their host cells. Epstein-Barr virus (EBV), a gamma herpesvirus, utilizes this process. ROCC has two distinct observable phases; type I, in which the beginning of viral DNA synthesis causes global chromatin compaction, and type II, in which the cellular chromatin becomes condensed in the periphery of the nucleus. The hypothesis tested in these experiments was whether ROCC type I precedes type II. A two-step protocol using nocodazole and 4-hydroxytamoxifen was devised to investigate this question, and the data suggest that type I precedes type II.

Community Partners

McArdle Laboratory for Cancer Research, University of Wisconsin-Madison

Faculty Mentors & Instructors

Bill Sugden, James A. Miller Professor of Oncology American Cancer Society Research Professor, McArdle Laboratory for Cancer Research

Creative Commons License

Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License
This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License.

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Sequentially ordering the reorganization of cellular chromatin in Epstein-Barr virus-infected cells

Five families of DNA viruses induce the reorganization of cellular chromatin (ROCC) within their host cells. Epstein-Barr virus (EBV), a gamma herpesvirus, utilizes this process. ROCC has two distinct observable phases; type I, in which the beginning of viral DNA synthesis causes global chromatin compaction, and type II, in which the cellular chromatin becomes condensed in the periphery of the nucleus. The hypothesis tested in these experiments was whether ROCC type I precedes type II. A two-step protocol using nocodazole and 4-hydroxytamoxifen was devised to investigate this question, and the data suggest that type I precedes type II.