Crossing Over

By Karen Hopkin Crossing Over Following his instinct, Douglas Bishop has tracked the mechanisms behind mismatch repair and homologous recombination. © Matthew Gilson Talk about a rite of passage: In his first job out of Amherst College in 1980, Douglas Bishop worked as a tech for a scientist who had neither an alarm clock nor a circadian rhythm. David Kurtz at Cold Spring Harbor had a habit of staying awake for 24 hours, sleeping awhile, and then repe

Written byKaren Hopkin
| 7 min read

Register for free to listen to this article
Listen with Speechify
0:00
7:00
Share

Talk about a rite of passage: In his first job out of Amherst College in 1980, Douglas Bishop worked as a tech for a scientist who had neither an alarm clock nor a circadian rhythm. David Kurtz at Cold Spring Harbor had a habit of staying awake for 24 hours, sleeping awhile, and then repeating the process. “The approach allowed him to work about 100 hours a week,” says Bishop. He tried to keep up with his new mentor, but soon they were out of sync. “Which meant we had experiments running 24 hours a day, seven days a week,” he says.

Working with Kurtz, Bishop helped put cloned rat genes into mouse cells and examine their regulation. “The work went very well and very fast,” Bishop says. “It wasn’t a lifestyle you could maintain forever. But it was an exciting year and it showed that when push comes to ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member? Login Here

Meet the Author

Published In

Share
February 2026

A Stubborn Gene, a Failed Experiment, and a New Path

When experiments refuse to cooperate, you try again and again. For Rafael Najmanovich, the setbacks ultimately pushed him in a new direction.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Conceptual multicolored vector image of cancer research, depicting various biomedical approaches to cancer therapy

Maximizing Cancer Research Model Systems

bioxcell

Products

Sino Biological Logo

Sino Biological Pioneers Life Sciences Innovation with High-Quality Bioreagents on Inside Business Today with Bill and Guiliana Rancic

Sino Biological Logo

Sino Biological Expands Research Reagent Portfolio to Support Global Nipah Virus Vaccine and Diagnostic Development

Beckman Coulter

Beckman Coulter Life Sciences Partners with Automata to Accelerate AI-Ready Laboratory Automation

Refeyn logo

Refeyn named in the Sunday Times 100 Tech list of the UK’s fastest-growing technology companies