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Artist’s rendition of a neuron silhouetted against a glowing red background.
SNO-y Protein Levels Help Explain Why More Women Develop Alzheimer’s
Female postmortem brains contain more S-nitrosylated C3 proteins, likely linked to menopause, which instruct immune cells to kill neuronal synapses.
SNO-y Protein Levels Help Explain Why More Women Develop Alzheimer’s
SNO-y Protein Levels Help Explain Why More Women Develop Alzheimer’s

Female postmortem brains contain more S-nitrosylated C3 proteins, likely linked to menopause, which instruct immune cells to kill neuronal synapses.

Female postmortem brains contain more S-nitrosylated C3 proteins, likely linked to menopause, which instruct immune cells to kill neuronal synapses.

sex hormones
multiple generations of family members eating at outdoor table
Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests
Shafaq Zia | Jul 12, 2022 | 4 min read
Ultraviolet radiation leads to secretion of an appetite-boosting hormone in male mice, but experts say it’s not yet clear whether the mechanism applies to humans.
neurological disorder, brain disease, Q&A, Alzheimer's disease, Parkinson's disease, multiple sclerosis, motor neuron disease, neurodegeneration, blood-brain barrier, sex
Sex of Human Cells Matters in Studying Neurological Disease
Amanda Heidt | Mar 18, 2021 | 5 min read
Authors of a new review urge researchers to consider how the chromosomal sex of a cell affects experiments in research on neurodegeneration.
a woman holds a pregnancy test on which no lines have yet appeared
Gene Variant Linked to Lower Levels of Hormonal Birth Control
Shawna Williams | Mar 14, 2019 | 2 min read
Such differences may help explain accidental pregnancies among women on the pill, researchers say.
Are the Brains of Transgender People Different from Those of Cisgender People?
Shawna Williams | Mar 1, 2018 | 10+ min read
Research into the biological basis of gender identity is in its infancy, but clues are beginning to emerge.
Hormonal Male Contraceptive to Enter Clinical Trial
Jef Akst | Dec 21, 2017 | 1 min read
The gel, which men rub on their upper bodies daily, delivers synthetic progestin to block the testes from producing normal levels of sperm.
Abscisic Acid’s Role in Ferns Finally Determined
Jef Akst | Feb 1, 2017 | 4 min read
Researchers solve the mystery of 15-year-old mutant ferns with disrupted sex determination.
Moving Past the Myth of a Simple Biological Difference Between the Sexes
Cordelia Fine | Jan 1, 2017 | 3 min read
The public may still believe that male-specific traits, such as high testosterone levels, lead to many of the gender inequalities that exist in society, but science tells a different story.
Book Excerpt from Testosterone Rex
Cordelia Fine | Dec 31, 2016 | 4 min read
In Chapter 6, “The Hormonal Essence of the T-Rex?” author Cordelia Fine considers the biological dogma that testes, and the powerful hormones they exude, are the root of all sexual inequality.
The Trouble With Sex in Science
Kerry Grens | Aug 9, 2016 | 1 min read
Researchers argue for the consideration of hormones and sex chromosomes in preclinical experiments.
A Case of Sexual Ambiguity, 1865
Amanda B. Keener | Aug 1, 2015 | 3 min read
This year marks the 150th anniversary of an autopsy report describing the first known case of a sexual development disorder.
Capsule Reviews
Bob Grant | Jul 1, 2015 | 3 min read
Stoned, Anxious, The Deeper Genome, and Testosterone
Drug for Low Sex Drive in Women?
Jef Akst | Jun 8, 2015 | 2 min read
A federal advisory panel supports the US Food and Drug Administration’s approval of the first drug for female sexual dysfunction.
Carnal Knowledge
Bob Grant | Jul 1, 2014 | 3 min read
Sex is an inherently fascinating aspect of life. As researchers learn more and more about it, surprises regularly emerge.
Sari van Anders: Sexy Thoughts, Sexy Data
Daniel Cossins | Jul 1, 2014 | 3 min read
Assistant professor, Psychology and Women’s Studies, University of Michigan. Age: 36
Autism-Hormone Link Found
Bob Grant | Jun 4, 2014 | 2 min read
A study documents boys with autism who were exposed to elevated levels of testosterone, cortisol, and other hormones in utero.
Goat Pheromone Double Whammy
Rina Shaikh-Lesko | Mar 2, 2014 | 1 min read
A single molecule emitted by male goats may influence female goat physiology and behavior.
Unhealthy Chemicals Linked to Fracking
Jef Akst | Dec 17, 2013 | 2 min read
Water samples collected from natural gas extraction sites in Colorado contain hormone-disrupting chemicals linked to birth defects, infertility, and cancer.
Capsule Reviews
Annie Gottlieb | Sep 1, 2012 | 3 min read
Wired for Story, Dreamland, Homo Mysterious, and Vagina
Digit Ratio and Sex Hormones
Tia Ghose | Sep 6, 2011 | 1 min read
Men and women may have different finger-length ratios as a result of different sex hormone exposure during early embryonic development.
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