[PDF] Top 20 Enhanced carotid body chemosensory activity and the cardiovascular alterations induced by intermittent hypoxia

... (Chan and Chan, ...produced by Ang II and NADPH activation, in the brainstem elicits sympathetic activation, the role played by the oxidative stress induced ... See full document

... characterized by a progressive decrease in ejection fraction is associated with autonomic imbalance, sympathetic hyperactivation and irregular breathing patterns (Sun et ...Indeed, enhanced CB ... See full document

... 2004), and endothelial dysfunction has been directly demonstrated in middle cerebral (Phillips et ...2004) and carotid arteries from rats exposed to CIH (Krause et ...In the present study, we ... See full document

... Chemoreflexes and baroreflexes play a main role in the control of the cardiorespiratory function in health and ...chemoreceptors and arterial baroreceptors (Heistad et ...at the ... See full document

... in the rat (Peng et ...of the ROS production in glomus cells does not modify its neurosecretory activity, suggesting a lack of a causal link between ROS levels and glomus cells activity ... See full document

... that the present study was performed in adult rats, which functionally expresses a TASK-like current in the carotid body chemoreceptor ...inhibited by acute hypoxia, and ... See full document

... after the beginning of CIH, which is consistent with the time required to establish enhanced CB chemo- sensory responses to hypoxia and oxidative stress in the CB, both of which ... See full document

... innervated by sensory petrosal neurons that project to the nucleus of the tractus solitarius (NTS), which is the primary site of integration of gastrointestinal, respiratory and ... See full document

... Chronic intermittent hypoxia (CIH), which is the main feature of the obstructive sleep apnea (OSA) syndrome, is recognized as an independent risk factor for hypertension and other ... See full document

... of the autonomic balance resulting from the enhanced hypoxic CB chemosensitivity is thought to be involved in the HRV alterations, the reduction of the efficiency of ... See full document

... in the supernatant was measured using a Lowry assay ...to the same concentrations of protein using equal volumes of loading buffer containing b ...membranes and treated overnight at 4°C with mouse ... See full document

... Carotid body type-I cells contains high levels of dopamine (DA), thus tyrosine hydroxylase (TH) is a conventional marker for the identification of type-I cells (Chou et ...both, the expression ... See full document

... of the upper airway during sleep. The resulting airflow interruption causes hypoxia and hypercapnia, negative intrathoraxic pressure, sleep fragmentation and ...disturbances, the ... See full document

... days enhanced CB chemosensory responses to hypoxia and the expression of 3-NT, effects that persisted until day 21 of CIH ...immunoreactivity, and a delayed, but progressive ... See full document

... as the active layer is typically a metre thick film usually above the “permanently” frozen layer of ...of the cryosphere because most ecological, hydrological, biochemical and pedogenical ... See full document

... cells and mitochondrial membrane potential (Del Río et ...García and Massieu, ...preparation, the situation is alike that found in isolated mitochondria fuelled with substrates entering at complex I ... See full document

... coriacea was studied by acetic acid-induced writhing, formalin and hot-plate tests, and the anti-inflammatory activity of this plant was determined by carrageenan-induced rat paw edema. [r] ... See full document

... Using an in vitro preparation of the rabbit CB whose catecholamine deposits have been labeled by prior incubation of the organs with their natural precursor 3H-tyrosine (Fi- done & G[r] ... See full document

... All the physiological recordings performed in our study were made under ...underestimate the cardiovascular consequences of CNH ...control and CNH-exposed animals, special care was taken when ... See full document

... El elemento de respuesta a la unión de AMPc (CREB) es uno de los factores de transcripción que está unido como dímero al elemento de respuesta del AMPc (CRE), una secuencia específica del ADN. El sitio CRE se encuentra ... See full document