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Life Sciences

University of Connecticut

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Apoptosis

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Full-Text Articles in Medicine and Health Sciences

Characterization And Target Identification Of Ak301: A Novel Mitotic Arrest Agent, Michael J. Bond, Avijeet S. Chopra, Marina Bleiler, Michelle Yeagley, Eric Scocchera Apr 2016

Characterization And Target Identification Of Ak301: A Novel Mitotic Arrest Agent, Michael J. Bond, Avijeet S. Chopra, Marina Bleiler, Michelle Yeagley, Eric Scocchera

University Scholar Projects

The Giardina Laboratory has recently identified AK301 as a novel mitotic arrest agent. This work aimed to characterize the arrest state induced by AK301 (EC50 ~ 150nM) and identify the cellar targets responsible for the arrest. It was found that AK301 arrest is readily reversible upon withdrawal of AK301. Cells that slip from mitosis after removal of AK301 are sensitized to apoptosis. This was found to be unique for AK301 when compared to other mitotic arrest agents like colchicine, vincristine, and BI2536. Arrested cells were found to have increased ATM activity as well as an upregulation of p53 and …


T Cells Expanded In Presence Of Il-15 Exhibit Increased Antioxidant Capacity And Innate Effector Molecules, Nitya G. Chakraborty, Bijay Mukherji Aug 2011

T Cells Expanded In Presence Of Il-15 Exhibit Increased Antioxidant Capacity And Innate Effector Molecules, Nitya G. Chakraborty, Bijay Mukherji

UCHC Articles - Research

Persistence of effector cytotoxic T lymphocytes (CTLs) during an immunological response is critical for successfully controlling a viral infection or tumor growth. Various cytokines are known to play an important part in regulating the immune response. The IL-2 family of cytokines that includes IL-2 and IL-15 are known to function as growth and survival factors for antigen-experienced T cells. IL-2 and IL-15 possess similar properties, including the ability to induce T cell proliferation. Whereas long term IL-2 exposure has been shown to promote apoptosis and limit CD8+ memory T cell survival and proliferation, it is widely believed that IL-15 …