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Image of the Day

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image: Image of the Day: Caught in the Net

Image of the Day: Caught in the Net

By | July 26, 2013

This 2-day-old zebrafish heart tube shows muscle cells (green) and other components of the muscle (red and blue).

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image: Image of the Day: My Schwannoma

Image of the Day: My Schwannoma

By | July 25, 2013

Differential interference contrast microscopy captured these images of schwannomas, benign tumors of Schwann cells, which insulate nerves in the periphery of the body with fatty myelin sheaths.

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image: Image of the Day: Orange Pore Fungus

Image of the Day: Orange Pore Fungus

By | July 24, 2013

The orange pore fungus (Favolaschia calocera), native to Madagascar, grows on decaying plant matter in forests.

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image: Image of the Day: Flashy Fluorescent Fish

Image of the Day: Flashy Fluorescent Fish

By | July 23, 2013

Neurons in a larval zebrafish are distinguished using the Brainbow method, in which different ratios of a handful of colored fluorescent proteins are expressed randomly to give each neuron a unique hue.

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image: Image of the Day: Made-to-order Heart

Image of the Day: Made-to-order Heart

By | July 22, 2013

Inside a bioreactor, the cells of a human heart are washed away by detergents, leaving a protein scaffolding that can then be injected with heart-muscle precursor cells.

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image: Image of the Day: Butterfly Antenna

Image of the Day: Butterfly Antenna

By | July 19, 2013

Butterflies use their club-shaped antenna for balance as well as sensing odors, wind currents, and possibly the position of the sun.

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image: Image of the Day: Growing Retinal Neurons

Image of the Day: Growing Retinal Neurons

By | July 18, 2013

Photomicrograph of axons sprouting out of mouse embryo retinal neurons cultured in a Petri dish.

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image: Image of the Day: Resplendent Rotifer

Image of the Day: Resplendent Rotifer

By | July 17, 2013

The common rotifer (Philodina roseola), captured here by a polarized light microscope, is a freshwater zooplankton feasted upon by copepods, comb jellies, and fish.

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image: Image of the Day: Merciless MRSA

Image of the Day: Merciless MRSA

By | July 16, 2013

Scanning electron micrograph of methicillin-resistant Staphylococcus aureus, or MRSA, (yellow) and a human neutrophil (red)

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image: Image of the Day: Cedar-apple Rust

Image of the Day: Cedar-apple Rust

By | July 15, 2013

Wind shuttles spores released from a gall on an apple tree to a cedar tree in order to complete the life cycle of the devastating cedar-apple rust.

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