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Sensibilidade comportamental cruzada entre anfetamina e nicotina induzida na adolescência persiste até a idade adulta.
(Universidade Federal de São Carlos, 2005-06-06)
Behavioral sensitization is a progressive and enduring enhancement of the motor stimulant effects of psychostimulants and other drugs of abuse, elicited by repeated administration of these drugs. This phenomenon has been ...
Toxicidade da deltametrina (formulação Butox® CE25) nas respostas cardio-respiratórias da tilápia-do-Nilo (Oreochromis niloticus)
(Universidade Federal de São Carlos, 2011-11-18)
Deltamethrin is a synthetic pyrethroid pesticide, type II, considered of low persistence in the environment and widely utilized in agriculture and aquaculture to control plagues and aquatic parasites respectivamently. In ...
Efeitos da abolição da bradicardia reflexa nas respostas cardiorrespiratórias de tambaqui, Colossoma macropomum (Cuvier, 1818), em hipóxia severa: vagotomia versus inibição farmacológica
(Universidade Federal de São Carlos, 2013-06-14)
Hypoxic bradycardia is a reflex response to hypoxia observed in most fish species studied so far. This reflex is initiated by the stimulation of O2 chemoreceptors and induced by an increase in the inhibitory vagal tonus. ...
Participação de pequenos grupos neurais seletivamente ativados do córtex pré-límbico na reinstalação da autoadministração de etanol induzida pelo contexto
(Universidade Federal de São Carlos, 2017-05-12)
Context-induced reinstatement of drug seeking is an animal model for assessing the neural mechanisms underlying context-induced drug relapse, a major factor in human drug addiction. Neural activity in prelimbic cortex has ...
Função colinérgica do núcleo do trato solitário comissural nas respostas cardiorrespiratórias à hipóxia e hipercapnia
(Universidade Federal de São Carlos, 2017-08-11)
The nucleus of the solitary tract (NTS) is the primary site of visceral afferents, such as baroreceptors and arterial chemoreceptors. Recent data from our laboratory have shown that the microinjection of acetylcholine (ACh) ...
Participação dos neurônios noradrenérgicos do locus coeruleus nas manifestações comportamentais e respiratórias ao ataque de pânico induzido por CO2
(Universidade Federal de São Carlos, 2022-09-02)
It is well described that imbalances in the modulation of locus coeruleus norepinephrine (LC-NA) neurotransmission are responsible for several psychiatric disorders, including panic disorder. Patients with such a disorder ...
Os efeitos do exercício físico agudo e crônico sobre marcadores imunes da polarização de células th1 / th2 em adultos e idosos: uma revisão sistemática
(Universidade Federal de São Carlos, 2022-12-15)
Introduction: Acute and chronic physical exercise provokes a deviation of organic homeostasis that leads to the reorganization of the responses of several systems, including the immune system. Th1 and Th2 helper lymphocytes ...
Lateralização funcional do córtex pré-frontal medial na ansiedade em camundongos: avaliações molecular e psicofarmacológica
(Universidade Federal de São Carlos, 2021-08-05)
The left and right medial prefrontal cortex (L & RmPFC) process emotional responses induced by stress-related stimuli, and LmPFC and RmPFC inhibition elicit anxiogenesis and anxiolysis, respectively. Here we sought to ...
Participação da rafe bulbar na regulação da temperatura corporal em ave precoce
(Universidade Federal de São Carlos, 2022-05-30)
Numerous evidences in rodents indicate that caudal brain regions, such as the raphe, are involved in the activation of production effectors (tremor-dependent and tremor-independent thermogenesis) and conservation (peripheral ...
Ajustes cardiovasculares em modelo experimental descerebrado, cascavel sul americana (Crotalus durissus)
(Universidade Federal de São Carlos, 2021-12-03)
The reptile class has considerable importance among vertebrates for investigations about the evolution of modulatory mechanisms in the cardiovascular system. Some cardiovascular studies have been performed with in situ ...