Tag Archives: DNA

DNA test kits are changing donor-conceived families

DNA testing is becoming more popular. Shutterstock Turi King, University of Leicester A law passed on April 1 2005 will have life-changing consequences for families across the UK from next year. Anyone conceived from a donated sperm, egg or embryo from that day onward can find out the identity of their donor parents once they reach adulthood. This means that …

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How can scientists update coronavirus vaccines for omicron? A microbiologist answers 5 questions about how Moderna and Pfizer could rapidly adjust mRNA vaccines

Some vaccines use mRNA to make copies of the triangular red spike proteins to induce immunity. Juan Gaertner/Science Photo Library via Getty Images Deborah Fuller, University of Washington If the omicron variant of the coronavirus is different enough from the original variant, it’s possible that existing vaccines won’t be as effective as they have been. If so, it’s likely that …

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كيف أرشدَتْنا دودة إلى العلوم المفتوحة

على مدى العقدين الماضيين، منذ أن جرى تعيين تسلسل الجينوم البشري لأول مرة، أحدثت تقنيات تعيين التسلسل الجينومي فائقة الإنتاجية تغييرًا جذريًّا في البحوث الطبية الحيوية. وقد كان لروبرت وترسون (الشهير بـ”بوب”) دور شديد الأهمية في الضغط من أجل تبَنِّي نهج يتيح الوصول المفتوح إلى العلوم والأبحاث في مشروع »الجينوم البشري« Human Genome Project ؛ مستفيدًا في ذلك من نجاح …

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Endometriosis: gene identified which could be potential treatment target – new study

Endometriosis can be an extremely painful condition. Jelena Stanojkovic/ Shutterstock Krina Zondervan, University of Oxford and Thomas Tapmeier, Monash University Up to 10% of women experience endometriosis worldwide. The condition is chronic, extremely painful, and can result in infertility. Endometriosis happens when tissue similar to the lining of the womb (the endometrium) grows outside of the womb, in the abdominal …

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Chocolate – a new way to make sure your favourite bar is an ethical treat

Shutterstock/ivan_kislitsin Michael Rogerson, University of Bath; Glenn Parry, University of Surrey et Pedro Lafargue, University of the West of England Chocolate has a special place in many of our lives. It is widely seen as an affordable and essentially harmless treat – a food of comfort, celebration and joy. But those bars, cakes and Easter eggs are also part of …

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Do genetic differences make some people more susceptible to COVID-19?

Do genetic differences make some people more susceptible to COVID-19? males_design/Shutterstock Vikki Rand, Teesside University and Maria O’Hanlon, Teesside University Coronavirus affects people differently – some infected develop life-threatening disease, while others remain asymptomatic. And a year aftere COVID-19 emerged, it’s still unclear why. To try and answer this question, researchers have started looking at the genetics of people who …

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Las enfermedades raras se han hecho visibles y ahora son de todos

Shutterstock / SUCHART TANACHAITIMAKRON Francesc Palau, CSIC – Consejo Superior de Investigaciones Científicas Son las ocho y media de la mañana y comienza una nueva jornada de actividad en las consultas externas del hospital. El servicio de genética atiende a un niño de 8 años. Lleva acudiendo al hospital desde los primeros meses de vida por lesiones en la piel. …

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Nobel Prize for CRISPR honors two great scientists – and leaves out many others

CRISPR enables editing DNA with unprecedented precision. wildpixel/iStock via Getty Images

CRISPR enables editing DNA with unprecedented precision. wildpixel/iStock via Getty Images Marc Zimmer, Connecticut College The gene-editing technique CRISPR earned the 2020 Nobel Prize in chemistry. Recognition of this amazing breakthrough technology is well deserved. But each Nobel Prize can be awarded to no more than three people, and that’s where this year’s prize gets really interesting. The decision to …

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Ancient DNA is revealing the genetic landscape of people who first settled East Asia

Pulverized ancient bone can provide DNA to scientists for analysis. Xin Xu Institute of Vertebrate Paleontology and Paleoanthropology, CC BY-ND

Pulverized ancient bone can provide DNA to scientists for analysis. Xin Xu Institute of Vertebrate Paleontology and Paleoanthropology, CC BY-ND Melinda A. Yang, University of Richmond The very first human beings originally emerged in Africa before spreading across Eurasia about 60,000 years ago. After that, the story of humankind heads down many different paths, some more well-studied than others. Eastern …

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