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Neddylation inhibition marks esophageal cancer cells for death
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This resource is a video abstract of a research paper created by Research Square on behalf of its authors. It provides a synopsis that's easy to understand, and can be used to introduce the topics it covers to students, researchers, and the general public. The video's transcript is also provided in full, with a portion provided below for preview:

"Neddylation is the process by which the molecule NEDD8 is attached to cellular proteins. Elevated neddylation in the body has been linked to various cancers. Inhibiting this protein modification has therefore become a promising anticancer strategy. A new study describes how researchers used this anti-neddylation approach to kill esophageal cancer cells. The team treated lab-grown esophageal cancer cells with MLN4924, a known neddylation inhibitor. They found that MLN4924 indirectly led to the programmed cell death, or apoptosis, of the cancer cells. By reducing neddylation, MLN4924 actually promoted a cell survival mechanism known as autophagy. Autophagy keeps cells healthy and alive by clearing harmful debris. Interestingly, it also gave the researchers access to a “kill switch” for diverting from autophagy to apoptosis. That switch came in the form of the protein ATF3, which can be silenced to cause cell death..."

The rest of the transcript, along with a link to the research itself, is available on the resource itself.

Subject:
Biology
Life Science
Material Type:
Diagram/Illustration
Reading
Provider:
Research Square
Provider Set:
Video Bytes
Date Added:
10/28/2020
Western Blots
Conditional Remix & Share Permitted
CC BY-NC-SA
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Western blots are widely used in molecular cell biology to identify proteins-of-interest in complex protein samples. In western blots, antibodies and detection reagents are used to stain membranes containing replicas of polyacrylamide gels. This module introduces students to the theory and practice of western blots. In this module, students:learn about the biological origins and structural properties of antibodies that underly their specificity.learn how epitope tags allow the detection of proteins-of-interest on western blots.prepare membrane replicas containing protein extracts that have been resolved by SDS-PAGE.analyze protein expression in yeast that have been transformed with expression plasmids.This module is part of an introductory laboratory course, Investigations in Molecular Cell Biology, at Boston College.

Subject:
Biology
Chemistry
Genetics
Health, Medicine and Nursing
Material Type:
Module
Author:
Clare OConnor
Date Added:
09/05/2018