Cork oak (Quercus suber) forests are acknowledged for their biodiversity and economic (mainly cork production) values. WildWres are one of the main threats contributing to cork oak decline in the Mediterranean Basin, and one major question that managers face after Wre in cork oak stands is whether the burned trees should be coppiced or not. This decision can be based on the degree of expected c...

Upregulation and activation of developmental axon guidance molecules, such as semaphorins and members of the Eph receptor tyrosine kinase family and their ligands, the ephrins, play a role in the inhibition of axonal regeneration following injury to the central nervous system. Previously we have demonstrated in a knockout model that axonal regeneration following spinal cord injury is promoted i...

Several studies have shown that fibroblast growth factor-2 (FGF2) can directly affect axon regeneration after peripheral nerve damage. In this study, we performed sensory tests and histological analyses to study the effect of recombinant human FGF-2 (rhFGF2) treatment on damaged mental nerves. The mental nerves of 6-week-old male Sprague-Dawley rats were crush-injured for 1 minute and then trea...

conclusions in the setting of acute left ventricular function depression in hocm, a comprehensive differential diagnosis should be established. treatment should be based on hemodynamic changes. after recovery, the prognosis is related to hocm. case presentation we present a unique case where tks occurred in a middle-aged male patient with hypertrophic obstructive cardiomyopathy (hocm) without a...

Optical regeneration, high-speed synchronisation, OTDM packet network, timing jitter, clock recovery Key Results: Results show serious limitations in the minimum level of jitter tolerable by high-speed regeneration. For 40Gbit/s OTDM (Optical Time Division Multiplexing) transmission the tolerable level of jitter to maintain error-free transmission, is 1.5ps for synchronous regeneration and 1ps ...

UNLABELLED A rapid proinflammatory response after peripheral nerve injury is required for clearance of tissue debris (Wallerian degeneration) and effective regeneration. Unlike the CNS, this response is rapidly terminated in peripheral nerves starting between 2 and 3 weeks after crush injury. We examined the expression and role of the anti-inflammatory cytokine IL-10 in the resolution of inflam...

Chickens recover auditory function after hair cell loss caused by ototoxic drug damage or acoustic overstimulation, indicating that mechanisms exist to reestablish appropriate neuronal connections to regenerated hair cells. However, despite similar hair cell regeneration times, hearing recovery takes substantially longer after aminoglycoside than after sound damage. We have therefore begun exam...

The aim of this study was to evaluate whether transplantation of Schwann cells derived from bone marrow stromal cells (BMSC-SCs) promotes axonal regeneration and functional recovery in completely transected spinal cord in adult rats. Bone marrow stromal cells (BMSCs) were induced to differentiate into Schwann cells in vitro. A 4-mm segment of rat spinal cord was removed completely at the T7 lev...

The long-term effects of the 77-kDa muscle-derived protein (MDP77) on motor and sensory nerve regeneration were examined in vivo. Fourteen-millimeter bridge grafts of the right sciatic nerve of SD rats were carried out with silicone tubes containing a solution of type I collagen together with 0, 5, 10, or 20 microg/ml recombinant human MDP77 (N = 10 in each group). Recovery of motor and sensory...