Mechanomolecular regulation of cell division

Active Project Grant Awarded Last action

Award ID
R35GM156188
Recipient
Awarding agency
Obligated
$1,274,532

Award facts

Assistance listing
93.859 Biomedical Research and Research Training
Completion date 36% complete
Place of performance
Hadley, MA 01035, USA

Award details come from USAspending.gov.

Description

Abstract
Cell division is a physical process when the genome - distributed across the replicated chromosomes - is equally separated prior to cleavage into two daughter cells. Given its central importance to life, integrated physical and biochemical fail-safe mechanisms have evolved to make cell division a high-fidelity process. However, natural selection does not yield perfection and failures in cell division result in aneuploidy, which causes a majority of miscarriages in the first trimester, birth defects, and has been implicated in tumorigenesis and cancer metastasis. Our long-term goal is to characterize fundamental and conserved mechano-molecular mechanisms of cell divi- sion. In the proposed work, we will combine advanced live-cell imaging approaches with molecular and biochem- ical methods to advance two areas of inquiry central to successful cell division. First, we will investigate the functional contributions of extremely large intrinsically disordered regions (elidrs) in proteins at the kinetochore and perichromosomal layer. Second, we will study how a phenomenon called branching microtubule nucleation is regulated to promote efficient and timely capture of chromosomes by spindle microtubules. A more compre- hensive understanding of how the complex biological processes of cell division are orchestrated by mechanical and biochemical pathways will be foundational to treating diseases stemming from improper cell division.

Transactions

Action Obligated Date
Amendment $43,995
Amendment $395,954
Amendment $395,954
Original award $438,629

Quick answers

Who received award R35GM156188?

R35GM156188 was awarded to University Of Massachusetts by National Institute of General Medical Sciences (National Institutes of Health) on January 23, 2025.

How much is award R35GM156188 worth?

$1,274,532 has been obligated on R35GM156188.

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