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The internal anatomy of the barbels of the common sawshark Pristiophorus cirratus was examined with light microscopy to clarify their sensory role. No sensory structures such as taste buds (chemoreception), ampullae of Lorenzini (electroreception) or free neuromasts (lateral line mechanoreception) could be located in the barbels. The presence of bundles of(More)
photic induction of Fos-like immunoreactivity in the suprachiasmatic nucleus cells of diurnal chipmunk, Eutamias asiaticus. (2012). "It pays to cheat: Tactical deception in a cephalopod social signalling system". Effects of lesions of the suprachiasmatic nuclei on paradoxical sleep and slow wave sleep circadian rhythms in the rat. (2004). Daily and(More)
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Presented are the cases of four patients who sustained similar dominant hand injuries while riding a mechanical bull apparatus. The injuries included fractures of the second metacarpals as well as of the index finger phalanges. The mechanism of injury in each case occurred not from striking or catching the injured hand on the bull or by falling off the(More)
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