Bio & Medicine News

New super-fast MRI technique demonstrated with song 'If I Only Had a Brain' (w/ Video)

In order to sing or speak, around one hundred different muscles in our chest, neck, jaw, tongue, and lips must work together to produce sound. Beckman researchers investigate how all these mechanisms ...

10 hours ago from Medical Xpress

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Rafts on the cell membrane

Tiny structures made of lipid molecules and proteins have been believed to wander within the membrane of a cell, much like rafts on the water. This "raft hypothesis" has been widely accepted, ...

12 hours ago from

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Chemists create modular system for placing proteins on membranes

With a tag, an anchor and a cage that can be unlocked with light, chemists have devised a simple, modular system that can locate proteins at the membrane of a cell.

Mon 20 Apr 15 from

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Sugar structure: Not as sweet as it seems

Scientists at the University of York have identified problems with nearly half of the structural data on carbohydrate molecules available to the scientific community.

Mon 20 Apr 15 from

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Nondestructive 3-D imaging of biological cells with sound

Much like magnetic resonance imaging (MRI) is able to scan the interior of the human body, the emerging technique of "picosecond ultrasonics," a type of acoustic imaging, can be used to make ...

17 hours ago from

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Happily ever after: Scientists arrange protein-nanoparticle marriage

Fastening protein-based medical treatments to nanoparticles isn't easy. With arduous chemistry, scientists can do it. But like a doomed marriage, the fragile binding that holds them together ...

Mon 20 Apr 15 from

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Spanish researchers obtain bioceramics for implants from shark teeth

Researchers have obtained bioceramics from shark teeth, which have applications in the regeneration of bone tissue, particularly in the fields of traumatology and odontology. Given the degree ...

16 hours ago from

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Scientists describe protein pumps that allow bacteria to resist drugs

Research teams led by Edward Yu of Iowa State University and the Ames Laboratory have described the structures of two proteins they believe pump antibiotics from bacteria, allowing the bacteria ...

Mon 20 Apr 15 from

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Electron transfer challenges common fluorescence technique

Tryptophan is an amino acid, one of the building blocks of proteins. It is used extensively to study how proteins change their 3D structure, and also how they interact with other proteins and ...

Mon 20 Apr 15 from

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3-T MRI advancing on ultrasound for imaging fetal abnormalities

Although ultrasound remains the primary imaging modality used in prenatal imaging, fetal MRI is playing an increasing role in further evaluation of fetuses suspected of congenital anomalies. ...

Mon 20 Apr 15 from Medical Xpress

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