Molecular Biologist Jeff McKnight Dies at 36

The University of Oregon scientist studied the structure and function of chromatin, with the intent of designing new therapeutic tools.

Written byAmanda Heidt
| 3 min read
Obituary, University of Oregon, Biochemistry, Molecular Biology, chromatin, chromatin reordering, chromatin reprogramming

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ABOVE: Jeff McKnight with his daughter Katherine
LAURA MCKNIGHT

Jeff McKnight, a molecular biologist at the University of Oregon interested in how cells package and maintain their DNA, died on October 4 after a brief battle with lymphoma that he documented on social media for thousands of his followers.

“He had this humility and vulnerability about him that was really endearing,” David Garcia, a molecular biologist at the University of Oregon and colleague of McKnight, tells The Scientist. “And like a lot of scientists, he just had this natural curiosity about life and how things work. He was really passionate about what he did, and he worked really hard.”

McKnight was well-known in his field for his work studying the structure of chromatin—a complex made up of strands of DNA wrapped around cores of proteins called histones—that controls when and how DNA can be accessed for replication and gene expression. Dozens ...

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  • amanda heidt

    Amanda first began dabbling in scicom as a master’s student studying marine science at Moss Landing Marine Labs, where she edited the student blog and interned at a local NPR station. She enjoyed that process of demystifying science so much that after receiving her degree in 2019, she went straight into a second master’s program in science communication at the University of California, Santa Cruz. Formerly an intern at The Scientist, Amanda joined the team as a staff reporter and editor in 2021 and oversaw the publication’s internship program, assigned and edited the Foundations, Scientist to Watch, and Short Lit columns, and contributed original reporting across the publication. Amanda’s stories often focus on issues of equity and representation in academia, and she brings this same commitment to DEI to the Science Writers Association of the Rocky Mountains and to the board of the National Association of Science Writers, which she has served on since 2022. She is currently based in the outdoor playground that is Moab, Utah. Read more of her work at www.amandaheidt.com.

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