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Health & Physiology

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Genetics agrees: Africa is thriving in diversity

Since the Human Genome Project published the first sequence of the human DNA code in 2001, the field of human genetics has dramatically expanded. New studies have identified specific changes in the DNA code (or genetic variants) that are linked to why some people are... click to read more

  • Neil Hanchard | Associate Professor at Baylor College of Medicine, Houston, TX, USA
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  • Ananyo Choudhury | Postdoctoral Research Fellow at University of the Witwatersrand, Johannesburg, South Africa
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  • Zane Lombard | Senior Scientist at University of the Witwatersrand, Johannesburg, South Africa
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genetics
genomics
Africa
Ancestry
Views 652
Reading time 3 min
published on Apr 27, 2022
Organizing DNA sets the tempo of gene activation

A full copy of our DNA is very long – about two meters. Yet, it fits inside the nucleus of our cells; a space of around 6 micrometers – less than the width of a human hair. The DNA fits in this tiny space because... click to read more

  • Eddie Rodriguez-Carballo | Postdoctoral Research Fellow at Depaertment of Molecular Biology, Faculty of science, University of Geneva, Geneva Switzerland
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development
chromosome organization
enhancers
Views 1089
Reading time 4 min
published on Mar 21, 2022
Can nerve signals put a halt to type 1 diabetes?

In type 1 diabetes the immune system goes awry, but the reasons why are not completely understood, and we lack treatments to control type 1 diabetes. We found that nerve signals may hold one key to solving the mystery. Normally your blood sugar level is... click to read more

  • Gustaf Christoffersson | Assistant Professor at Department of Medical Cell Biology, Science for Life Laboratory, Uppsala University, Sweden
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immunology
type 1 diabetes
neurology
Views 1044
Reading time 3 min
published on Feb 16, 2022
Deep brain-mediated effects of stress on sleep and immunity

The brain is formed with a constellation of various types of neurons interacting with internal milieu and external surroundings in a dynamic manner. Sleep occupies one-third of one’s lifetime and a good night’s sleep is vital for survival. Living in a fast-paced modern society, people... click to read more

  • Shi-Bin Li | Research Scientist at Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford, USA
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  • Luis de Lecea | Professor at Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford, USA
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stress
Insomnia
Immune function
Neural circuitry
Views 1663
Reading time 3.5 min
published on Dec 27, 2021
Disparities in food spending away from home: where will COVID hit hospitality hardest?

Like much of the world, the UK hospitality industry has been one of the hardest hit sectors of the economy. Lockdowns and restrictions have forced restaurants, cafes and other dine-in venues to close. Even if allowed to trade, travel restrictions and home working have limited... click to read more

  • William James | Postdoctoral Research Fellow at Consumer Data Research Centre, University of Leeds, Leeds, UK
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nutrition
COVID-19
diet
food expenditure
Views 1729
Reading time 3.5 min
published on Nov 11, 2021