smoking

Largest-ever analysis reveals genetic links to smoking and alcohol

Largest-ever analysis reveals genetic links to smoking and alcohol

Smoking and alcohol consumption are both influenced by genetics as well as environmental factors.Credit: Bunyos/iStock/Getty More than 3,500 genetic variations that may affect smoking and drinking behavior have been identified in a study of nearly 3.4 million people of African, American, Asian and European descent. The findings, published in Nature December 71highlight how increasing sample …

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Researchers develop 3D organoid model to advance understanding of gastroesophageal junction cancer

Researchers develop 3D organoid model to advance understanding of gastroesophageal junction cancer

Johns Hopkins Medicine researchers claim to have created a three-dimensional, lab-grown ‘organoid’ model derived from human tissue and designed to advance understanding of how early stages of cancer develop at the gastroesophageal junction (GEJ) – the point where the food pipe of the digestive system meets the stomach. A report on the results of the …

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