Karen Weintraub is a freelance writer based in Boston, Massachusetts.
Karen Weintraub
Freelance Writer
Simons Foundation/Freelance
From this contributor
Technique follows calcium trail to track changes in signaling
Researchers have genetically engineered neurons to fluoresce in response to the calcium signals emitted when they fire, according to a study published 18 October in Neuron.
Technique follows calcium trail to track changes in signaling
By
Karen Weintraub
24 October 2012 | 2 min read
Researchers uncover new drug target for fragile X
Deleting an enzyme that regulates protein synthesis reverses some of the molecular and behavioral deficits in a mouse model of fragile X syndrome, according to research published 2 October in Neuron.
Researchers uncover new drug target for fragile X
By
Karen Weintraub
4 October 2012 | 5 min read
Drug improves social deficits in fragile X syndrome
A drug called arbaclofen improves behavioral problems in people with fragile X syndrome, an inherited condition that can lead to mental retardation and autism, according to the results of a clinical trial published today in Science Translational Medicine. A second study published in the same journal showed that the drug restores normal brain function in a mouse model of the disorder.
Drug improves social deficits in fragile X syndrome
By
Karen Weintraub
19 September 2012 | 5 min read
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The combination of a serotonin-producing organoid with an organoid based on the developing cerebral cortex offers a new way to investigate neuromodulation.
Novel assembloid illuminates serotonin changes linked to 22q11.2 deletion
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Reporter’s notebook: Highlights from INSAR 2026
At the 25th annual meeting of the International Society for Autism Research, scientists, clinicians and self-advocates gathered to discuss topics such as autism genetics and the gap between clinical trials and real-world benefits.
Reporter’s notebook: Highlights from INSAR 2026
At the 25th annual meeting of the International Society for Autism Research, scientists, clinicians and self-advocates gathered to discuss topics such as autism genetics and the gap between clinical trials and real-world benefits.
By
Diana Kwon
30 April 2026 | 6 min read
Scientists push back against stricter European Research Council grant application rules
In an open letter, scientists call the ERC’s suggestion to block grant reapplications for an additional year “at odds with scientific excellence.”
Scientists push back against stricter European Research Council grant application rules
In an open letter, scientists call the ERC’s suggestion to block grant reapplications for an additional year “at odds with scientific excellence.”
By
Lauren Schenkman
29 April 2026 | 5 min read