Zobrazeno 1 - 10
of 436
pro vyhledávání: '"M, Achaval"'
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 45, Iss 8, Pp 753-762 (2012)
The most disabling aspect of human peripheral nerve injuries, the majority of which affect the upper limbs, is the loss of skilled hand movements. Activity-induced morphological and electrophysiological remodeling of the neuromuscular junction has be
Externí odkaz:
https://doaj.org/article/601d249d56424390b613cbb15242e534
Autor:
L.P. Rodrigues, D. Iglesias, F.C. Nicola, D. Steffens, L. Valentim, A. Witczak, G. Zanatta, M. Achaval, P. Pranke, C.A. Netto
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 45, Iss 1, Pp 49-57 (2012)
Cell transplantation is a promising experimental treatment for spinal cord injury. The aim of the present study was to evaluate the efficacy of mononuclear cells from human umbilical cord blood in promoting functional recovery when transplanted after
Externí odkaz:
https://doaj.org/article/47230ee022974ef2ab4f237ba82a10e7
Publikováno v:
Brazilian Journal of Biology, Vol 70, Iss 2, Pp 341-350 (2010)
The ultrastructure of the reproductive gland, dorsal body (DB), of Megalobulimus abbreviatus was analysed. Electron microscope immunohistochemistry was used to detect FMRFamide-like peptides in the nerve endings within this gland. Nerve backfilling w
Externí odkaz:
https://doaj.org/article/bcbffc8b9e62475e915e0479f55d3c88
Autor:
V. Rizelio, R.E. Szawka, L.L. Xavier, M. Achaval, P. Rigon, L. Saur, F. Matheussi, A.M. Delattre, J.A. Anselmo-Franci, M. Meneses, A.C. Ferraz
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 43, Iss 1, Pp 85-95 (2010)
The objective of the present study was to determine whether lesion of the subthalamic nucleus (STN) promoted by N-methyl-D-aspartate (NMDA) would rescue nigrostriatal dopaminergic neurons after unilateral 6-hydroxydopamine (6-OHDA) injection into the
Externí odkaz:
https://doaj.org/article/35bbf9314015474698ce949c73a64ac1
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 38, Iss 1, Pp 73-80 (2005)
We describe the behavior of the snail Megalobulimus abbreviatus upon receiving thermal stimuli and the effects of pretreatment with morphine and naloxone on behavior after a thermal stimulus, in order to establish a useful model for nociceptive exper
Externí odkaz:
https://doaj.org/article/d6a76e0443924587b6313faae49e40eb
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 37, Iss 7, Pp 1043-1053 (2004)
In molluscs, the number of peripheral neurons far exceeds those found in the central nervous system. Although previous studies on the morphology of the peripheral nervous system exist, details of its organization remain unknown. Moreover, the foot of
Externí odkaz:
https://doaj.org/article/bf8a5996a8994262886a5cbc253ccda5
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 36, Iss 9, Pp 1247-1253 (2003)
The vascularization of the central nervous system of the snail Megalobulimus oblongus was studied by injection of carmine-gelatin solution into the arterial system and using a histochemical technique for the detection of alkaline phosphatase. The cen
Externí odkaz:
https://doaj.org/article/829fdc4c4002421d9a5eb2f2619af645
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 36, Iss 4, Pp 515-520 (2003)
Immunoreactive substance P was investigated in turtle lumbar spinal cord after sciatic nerve transection. In control animals immunoreactive fibers were densest in synaptic field Ia, where the longest axons invaded synaptic field III. Positive neurona
Externí odkaz:
https://doaj.org/article/3253e26475ee4fe59b31d390621968f2
Autor:
A. C. M. HORN, M. ACHAVAL
Publikováno v:
Brazilian Journal of Biology, Vol 62, Iss 2, Pp 253-262 (2002)
The nervous system of the order Scorpiones appears to have a common organizational structure. The combination of an anatomical study using methylene blue as the contrast medium together with a histological analysis using hematoxylin-eosin and Heinden
Externí odkaz:
https://doaj.org/article/42e7162e98e14dc780b3da9e7e980128
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 32, Iss 4, p 489 (1999)
Seven days after transection of the sciatic nerve NADPH-diaphorase activity increased in the small and medium neurons of the dorsal root ganglia of the turtle. However, this increase was observed only in medium neurons for up to 90 days. At this time
Externí odkaz:
https://doaj.org/article/d26897a35f9c4a9fa40ed2f2722a3cec