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September 15, 1995The Journal of PhysiologyOpen Access

The pattern of excitatory inputs to the nucleus tractus solitarii evoked on stimulation in the hypothalamic defence area in the cat.

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Population

Anaesthetized, paralysed and artificially ventilated cats

Design

Preclinical

Authors

LSL Silva-CarvalhoUniversity of LisbonMDMarc Stefan Dawid-MilnerUniversidad de MálagaKSK. Michael SpyerCross-Cutting Cardiology

Discussion

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Implication

Animal data offer no clinical guidance; extends HDA-NTS excitatory mapping while leaving human reflex translation open.

Structured PICO

P
Population
Anaesthetized, paralysed and artificially ventilated cats
I
Intervention
Electrical stimulation in the hypothalamic defence area (HDA) and sinus, aortic, superior laryngeal, and vagus nerves
O
Outcome
Responses of nucleus tractus solitarii (NTS) neurones (membrane potential changes, evoked discharge, EPSPs, IPSPs)surrogate

The study identifies a pattern of excitatory inputs to NTS neurones from the hypothalamic defence area, suggesting a neural pathway for modulating cardiorespiratory reflexes.

Cite This Study

Silva-Carvalho et al. (1995) studied this question.

synapsesocial.com/papers/6a1db99a135e59ca654da4a7https://doi.org/10.1113/jphysiol.1995.sp020913
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Inhibition of the baroreceptor reflex on stimulation in the brain stem defence centre1979 · 162 citations
  2. 2Hypothalamic modulation of the arterial chemoreceptor reflex in the anaesthetized cat: role of the nucleus tractus solitarii.1995 · 48 citations
  3. 3Baroreceptor inputs to the nucleus tractus solitarius in the cat: postsynaptic actions and the influence of respiration.1988 · 91 citations
  4. 4Modulation of carotid sinus afferent input to nucleus tractus solitarius by parabrachial nucleus stimulation.1988 · 88 citations
  5. 5Hypothalamic modulation of laryngeal reflexes in the anaesthetized cat: role of the nucleus tractus solitarii.1995 · 28 citations