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Image of the Day

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image: Image of the Day: Fixing a Broken Ticker

Image of the Day: Fixing a Broken Ticker

By | February 14, 2013

A heart with a hole in it is repaired using a patch from a cow's pericardium, the membrane that encloses the muscular organ.

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image: Image of the Day: Unwelcome Valentine

Image of the Day: Unwelcome Valentine

By | February 13, 2013

Electron micrograph of the disease-causing protozoan Giardia lamblia partway through cell division, forming a heart shape.

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image: Image of the Day: Deflated Cyst

Image of the Day: Deflated Cyst

By | February 12, 2013

Pancreatic cells missing a tumor-suppressing enzyme form a cyst that puffs up before collapsing in on itself.

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image: Image of the Day: Cerebral Infiltration

Image of the Day: Cerebral Infiltration

By | February 11, 2013

An illustration depicting the damaging effects of a tumor (red) on structural connections within the brain

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image: Image of the Day: Glowing Gut

Image of the Day: Glowing Gut

By | February 8, 2013

A maturing mouse gut nervous system (shown in orange), a mesh-like system of neurons that regulates digestion and gastrointenstial function, runs from the stomach through the intestines.

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image: Image of the Day: Leukocyte Lookalike

Image of the Day: Leukocyte Lookalike

By | February 7, 2013

This nanoparticle cloaked in leukocyte (white blood cell) membranes may deliver cancer drugs to their targets without triggering an immune response.

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image: Image of the Day: Antlion's Mandibles

Image of the Day: Antlion's Mandibles

By | February 6, 2013

Scanning electron micrograph of the ventral surface of the mandibles of a larval antlion, otherwise known as a "doodlebug"

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image: Image of the Day: 'Goose Bump' Muscles

Image of the Day: 'Goose Bump' Muscles

By | February 5, 2013

Mouse hair follicles (green/blue) and the arrector pili muscles (red/pink) that pull hair upright in cold weather to produce ‘goose bumps’

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image: Image of the Day: Sniffing Slug

Image of the Day: Sniffing Slug

By | February 4, 2013

The horn-like rhinophores on this spotted sea slug (Phyllidiopsis papilligera) are chemoreceptors that allow it to "smell" dissolved chemicals in the water and locate food sources.

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image: Image of the Day: Division Dance

Image of the Day: Division Dance

By | February 1, 2013

A time-lapse, confocal micrograph captures the swirled cell division of a (HeLa) cancer cell with its cell membrane shown in cyan and DNA in red.

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