Same drug can have opposite effects on memory according to sexual differences

A research team from the Institut de Neurociències at the Universitat Autònoma de Barcelona (INc-UAB) has showed that inhibition of the Tac2 neuronal circuit, involved in the formation of the memory of fear, has opposite effects according to sex on the ability to remember aversive events in mice, reducing it in male mice and increasing it in female mice. It […]

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Sexual receptivity and rejection may be orchestrated by the same brain region

In many species, including humans and mice, the fluctuating levels of the hormones progesterone and estrogen determine whether the female is fertile or not. And in the case of mice, whether she’s sexually receptive or not. The change in receptivity is striking. Female mice shift from accepting sexual partners to aggressively rejecting them across a cycle of six short days. […]

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AHA News: Two Kids, Same Heart Defect: ‘Like Having Lightning Strike the Same Place Twice’

TUESDAY, Dec. 8, 2020 (American Heart Association News) — Stephanie Harris was six months pregnant and in the hospital with excruciating pain. But it wasn’t the baby, it was kidney stones. However, when doctors checked on her unborn daughter, an ultrasound revealed a problem: a hole in the baby’s heart. Though the news was frightening, doctors said not to worry […]

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As cancer has evolved, it is time for cancer research to do the same

The observance of Lung Cancer Awareness Month in November affords an opportunity to take stock of current approaches to lung cancer research, and to cancer research more widely. While there have been improvements in understanding, prevention and overall survival, it is still shocking to note that more than 1.7 million people died of lung cancer in 2018 alone. This is […]

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Scientists find strong evidence that wasting syndrome is the same for all organisms

An interdisciplinary team of Dutch researchers has discovered that wasting syndrome, a severe byproduct of tuberculosis, is the same for all humans and animals studied. The discovery offers new opportunities to investigate the still insufficiently understood condition. The scientists also developed a promising method for diagnosing and possibly even predicting tuberculosis. Professor of Molecular cell biology Herman Spaink (Institute of […]

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Nolan sisters Linda and Anne face the same struggle

‘We started chemo on the same day’: Seven years after Bernie died of breast cancer, Nolan sisters Linda and Anne face the same struggle… so why do faulty genes plague some families but not others? Diagnosed with breast cancer exactly 20 years after her last bout of it, Anne Nolan is both devastated and scared.  Her sister Bernie — famous, like […]

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