Tagged: techniques

Blood Stem Cells Grown in the Lab

Two teams of scientists have generated blood stem cells by reprogramming either human or mouse cells. In both cases, these hematopoietic stem cells successfully produced blood cells when implanted into mice. “This is important...

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Fragment Length of Circulating Tumor DNA

Abstract Malignant tumors shed DNA into the circulation. The transient half-life of circulating tumor DNA (ctDNA) may afford the opportunity to diagnose, monitor recurrence, and evaluate response to therapy solely through a non-invasive blood...

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Cancer Immunotherapy Booster

Cancer research is a rapidly evolving field with new discoveries emerging daily on its biology, prevention, diagnosis, and treatment. In particular, the recent achievement of several key immunotherapy milestones dramatically changed the landscape of cancer...

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Reversing vascular deterioration in aged mice

Stiff old arteries contribute to cardiovascular disease in the elderly, which is a leading cause of death. De Picciotto et al. report that age-related deterioration in the flexibility of the carotid artery in mice...

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Spoiler Alert

n the last decade or so, researchers have spent billions of dollars categorizing the microbes that populate sites as disparate as the human body, soil, and the oceans. Much of what we know about...

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Turning Skin Cells into Cancer Hunters

In a new landmark study, researchers from the University of North Carolina at Chapel Hill were able to convert skin cells into cancer-hunting stem cells that homed in and destroyed glioblastoma brain tumors. The...

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The Heroes of CRISPR

It’s hard to recall a revolution that has swept biology more swiftly than CRISPR. Just 3 years ago, scientists reported that the CRISPR system an adaptive immune system used by microbes to defend themselves...

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Cancer care looks ROSEy

Patients with lung cancer may undergo endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) a technique used to diagnose and stage cancer, in which an imaging scope is inserted into the lungs, allowing clinicians to visualize...

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Top Technical Advances 2015

Imaging Life-science imaging broke barriers this year, as scientists built upon microscopy approaches to peer ever deeper into living tissues. In October, Purdue University’s Ji-Xin Cheng and colleagues reported they had greatly increased the...

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Bile Benefits

For obese patients undergoing a gastric bypass, such as the commonly used Roux-en-Y procedure, the surgery is extensive. “It basically changes the whole anatomy of the GI tract,” says Naji Abumrad of Vanderbilt University....

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