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Seasonal affective disorder (seasonal depression) – symptoms, risk factors, causes and genetics
Here in the Northern Hemisphere, winter is not far away. The days are colder and shorter. It is barely light when we put on our coats to go to work in the morning, and by late afternoon, the light is..
Ancient viral DNA in the human genome guards against infections
A recent paper published in Science reports that viral DNA in human genomes, embedded there from ancient infections, serve as antivirals that protect human cells against certain modern viruses. The r..
The genetics of height
Prospective parents often wonder what their child will look like. What eye or hair color will they have? Will they look more like them or their partner? Among these questions, height is also a freque..
Porphyria: the facts behind the so-called vampire disease
Vampires have existed in myth and folklore for hundreds of years and have a well‑established place in popular culture. Just look at the Halloween costumes on sale at this time of year and you will ..
Genetic disorders: monogenic, polygenic and chromosomal disorders
Genetic disorders are diseases caused by changes to an individual’s DNA sequence. Our DNA sequence provides the instructions for making the proteins essential to the human body and a change can mea..
Modern humans generate more brain neurons than Neanderthals due to a single amino acid change in the protein TKTL1
A single amino acid change in the transketolase-like 1 (TKTL1) protein may have given modern humans an advantage over more ancient contemporaries like Neanderthals by enabling increased neuron produc..
New genetic etiology in teenage-onset colorectal cancer identified
Colorectal cancer (CRC) in adolescents and young adults (AYA) is rare. Genetic causes include autosomal recessive and dominant monogenic disorders due to pathogenic variants (PVs) in genes involved i..
INFOGRAPHICS
Understanding Down Syndrome
Down syndrome is a genetic condition caused by the presence of an extra copy of chromosome 21. It affects physical growth, facial features, and cognitive development. While each person with Down synd..
All about genetics
10 facts about DNA
Every year on April 25th, DNA Day celebrates the discovery of DNA’s double helix and the advances we’ve made in understanding genetics. DNA, or deoxyribonucleic acid, is the genetic bluep..
All about genetics
Timeline of cancer history and major discoveries
February, designated as Cancer Awareness Month, marks a time to reflect on the remarkable progress made in cancer research and to inspire hope for the future. From the earliest observations of abnorm..
All about genetics
Understanding Down Syndrome
Down syndrome is a genetic condition caused by the presence of an extra copy of chromosome 21. It affects physical growth, facial features, and cognitive development. While each person with Down synd..
All about genetics
10 facts about DNA
Every year on April 25th, DNA Day celebrates the discovery of DNA’s double helix and the advances we’ve made in understanding genetics. DNA, or deoxyribonucleic acid, is the genetic bluep..
All about genetics
Timeline of cancer history and major discoveries
February, designated as Cancer Awareness Month, marks a time to reflect on the remarkable progress made in cancer research and to inspire hope for the future. From the earliest observations of abnorm..
All about genetics
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EDITORIAL TEAM
Our editors are a diverse group of scientists and physicians specialized in different areas of genetics and genetic testing technologies. Owing to our various backgrounds, our editors represent a broad range of expertise and are responsible for the content shared on our website. Only evidence-based, peer-reviewed, and up-to-date content is shared, and all text is continuously edited to maximize its correctness.
