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2 onal activity showed that all baro-activated CVLM neurones displayed one of four patterns of CRD-rela
3 st the response to hypoxia in baro-activated CVLM neurones is related to their basal pattern of respi
5 ly lower (i.e., higher affinity) in RVLM and CVLM (164+/-38 and 178+/-27 pM, respectively,) than in D
6 whether nNOS antagonism within the RVLM and CVLM affected cardiovascular responses during the exerci
7 ests that AMPA-receptors within the RVLM and CVLM differentially modulate cardiovascular responses du
8 ults demonstrate that NO within the RVLM and CVLM differentially modulates cardiovascular responses d
10 ured GABA concentrations within the RVLM and CVLM during increases in mean arterial pressure (MAP) an
11 i.e., left and right sides of both RVLM and CVLM in sham operated rats and in rats with a temporary
12 i.e., left and right sides of both RVLM and CVLM in sham-operated rats (n = 10) and in rats with a t
13 elial NOS (eNOS) isoform within the RVLM and CVLM might also play a role in integrating cardiovascula
14 tigated the role of iNOS within the RVLM and CVLM on cardiovascular responses and glutamatergic/GABAe
17 ggest that nitric oxide, within the RVLM and CVLM, plays an opposing role in modulating cardiovascula
19 udal ventrolateral medullary depressor area (CVLM) in regulating/modulating cardiovascular function.
20 udal ventrolateral medullary depressor area (CVLM), and the nucleus tractus solitarius (nTS) were als
22 firing patterns of individual barosensitive CVLM neurones were examined in relation to phrenic nerve
26 roup (rVRG-pre-Botzinger region, also called CVLM) eliminated PND while increasing the stimulatory ef
27 ponses within the rostral (RVLM) and caudal (CVLM) ventrolateral medulla by modulating release of gam
28 blocker, into the rostral (RVLM) and caudal (CVLM) ventrolateral medulla on cardiovascular responses
30 tagonist) into the rostral (RVLM) or caudal (CVLM) ventrolateral medulla are mediated via changes in
31 either GABA(B) receptors nor a contralateral CVLM to RVLM GABAergic pathway explains residual respons
35 iratory inputs, and baro-activated GABAergic CVLM neurones may contribute to CRD-related modulation o
36 tion evoked large, constant latency EPSCs in CVLM-projecting NTS neurons that were consistent with th
38 fully (> 75%) triggered action potentials in CVLM-projecting neurons but spike output was uniformly l
39 lateral application of AGN (1.0 microM) into CVLM potentiated cardiovascular responses and glutamate
46 h the RVLM and caudal ventrolateral medulla (CVLM) as well as dorsomedial medulla (DMM), there was in
47 projecting to caudal ventrolateral medulla (CVLM) but largely only indirectly contact neurons projec
49 eurones in the caudal ventrolateral medulla (CVLM) contribute to the complex sympathetic response to
50 ral (RVLM) and caudal ventrolateral medulla (CVLM) in modulating cardiovascular responses during stat
51 cimol into the caudal ventrolateral medulla (CVLM) instantly blocked the sympathetic baroreflex, elim
52 egulation: the caudal ventrolateral medulla (CVLM) or paraventricular nucleus of the hypothalamus (PV
53 neurons in the caudal ventrolateral medulla (CVLM) play a major role in regulating the level of sympa
55 nts and in the caudal ventrolateral medulla (CVLM) to a physiologically defined depressor region.
56 neurons in the caudal ventrolateral medulla (CVLM)-a downstream target of the NST for vasomotor baror
60 synapses directly on somata and dendrites of CVLM-projecting NTS neurons identifying them as second-o
61 ons with levels obtained after inhibition of CVLM neurons, both of which result in sustained elevatio
65 s were inserted bilaterally into the RVLM or CVLM of anesthetized Sprague-Dawley rats using stereotax
66 er Fluoro-Gold was injected into the RVLM or CVLM of these animals, and immunofluorescence studies of
67 altered by nNOS blockade within the RVLM or CVLM, which in turn might have contributed to the augmen
68 ontrast, compared to sham rats and the right CVLM quadrant of MCAO rats, eNOS expression was signific
69 ontrast, compared to sham rats and the right CVLM quadrant of MCAO rats, nNOS expression was signific
71 Thus, a sympathoexcitatory pathway from the CVLM can be activated in the presence of RVLM GABA recep
73 ulated by sympathoinhibitory inputs from the CVLM to the RVLM, we compared levels of plasma EPI obtai
74 Furthermore, both glutamate and GABA in the CVLM contribute to the complex sympathetic response to a
76 at the activity of GABAergic neurones in the CVLM is regulated by cardiovascular and respiratory inpu
77 t from the sympathoinhibitory neurons in the CVLM that project to RVLM sympathetic premotor neurons c
82 : (1) nicotinic receptors are present in the CVLM; (2) activation of these receptors results in depre
83 ins alpha-7 subunits) must be present in the CVLM; and (5) it is not clear whether these two subtypes
85 rast, bilateral application of TRIM into the CVLM attenuated cardiovascular responses during muscle c
86 ntagonist (bicuculline or gabazine) into the CVLM dramatically attenuated the sympathetic response to
87 the glutamate antagonist kynurenate into the CVLM eliminated the respiratory-related fluctuations in
88 ministration of L-NMMA (1.0 microM) into the CVLM for an additional 30 min blocked the augmented MAP
89 (BIC) into the RVLM or of muscimol into the CVLM of urethane/chloralose-anesthetized, artificially-v
95 00 pmol CGP35348, 100 nl), inhibition of the CVLM still increased MAP and renal sympathetic nerve act
96 actus solitarius and/or disinhibition of the CVLM unmasked tonic glycinergic inhibition of the RVLM.
97 xcitatory responses due to inhibition of the CVLM with GABA persisted following ipsilateral RVLM GABA
98 ses in MAP and RSNA due to activation of the CVLM with glutamate (500 pmol, 50 nl) were reversed to i
100 In Inactin anesthetized female rats, the CVLM and RVLM were functionally defined by pressor and d
103 but decreased GABA concentrations within the CVLM (from 1.20+/-0.20 to 0.78+/-0.17 ng/10 microl).
106 100 nl) to the RVLM eliminated responses to CVLM inhibition, suggesting that a GABA(A) and GABA(B) i
108 GABAergic projections from the caudal VLM (CVLM) provide a primary inhibitory input to presympathet