Cortical cfos Expression Reveals Broad Receptive Field Excitatory
... versus fosGFP– –60.59 ± 2.30 mV, n = 7 pairs, p = 0.375; V thresh fosGFP+ – 36.98 ± 1.65 mV versus fosGFP– –35.10 ± 1.22 mV, n = 7 pairs, p = 0.109). There were small but significant differences, however, in the kinetics of the Upstate, with fosGFP+ neurons showing a faster onset and larger charge t ...
... versus fosGFP– –60.59 ± 2.30 mV, n = 7 pairs, p = 0.375; V thresh fosGFP+ – 36.98 ± 1.65 mV versus fosGFP– –35.10 ± 1.22 mV, n = 7 pairs, p = 0.109). There were small but significant differences, however, in the kinetics of the Upstate, with fosGFP+ neurons showing a faster onset and larger charge t ...
Respiratory-related neurons of the fastigial nucleus in response to
... Inspiratory- or expiratory CRRNs were classified by identifying whether the neuronal burst duration occurred primarily during the corresponding phase of the PN. Neurons that displayed respiratory phasic activity under control conditions (without respiratory challenges) were subcatalogued as basic CR ...
... Inspiratory- or expiratory CRRNs were classified by identifying whether the neuronal burst duration occurred primarily during the corresponding phase of the PN. Neurons that displayed respiratory phasic activity under control conditions (without respiratory challenges) were subcatalogued as basic CR ...
Rostral Fastigial Nucleus Activity in the Alert Monkey During Three
... these 158 neurons, 120 were also tested during yaw stimulation and 61 during static tilt. For 53 neurons, all three conditions (dynamic vertical and horizontal stimulation as well as static tilt) were applied. Neurons responding to dynamic vertical stimulation composed Ç15–20% of the neurons tested. ...
... these 158 neurons, 120 were also tested during yaw stimulation and 61 during static tilt. For 53 neurons, all three conditions (dynamic vertical and horizontal stimulation as well as static tilt) were applied. Neurons responding to dynamic vertical stimulation composed Ç15–20% of the neurons tested. ...
Central and peripheral chemoreceptors evoke distinct responses in
... PSTH plots the average firing rate of the cell before and following stimulus onset over the three trials shown in (a); stimulus application began at 0. The CUSUM reflects the data trends seen in the PSTH. (c) Plotted counts of spikes per cycle for three paired control (white vertical panels) and sti ...
... PSTH plots the average firing rate of the cell before and following stimulus onset over the three trials shown in (a); stimulus application began at 0. The CUSUM reflects the data trends seen in the PSTH. (c) Plotted counts of spikes per cycle for three paired control (white vertical panels) and sti ...
Spinal Cord Neural Modeling for Clinical Applications
... were written solely by the author Nicolae Adrian Iftimia; however, the information presented herein describes not only the work of the author but the collective efforts of the research team Arle et al. The members of this group and the specific role of each in this research are indicated below. Jeff ...
... were written solely by the author Nicolae Adrian Iftimia; however, the information presented herein describes not only the work of the author but the collective efforts of the research team Arle et al. The members of this group and the specific role of each in this research are indicated below. Jeff ...
ARTICULOS PUBLICADOS EN REVISTAS ELECTRÓNICAS: TRABAJO 1:
... 5-HT can also activate excitatory receptors (5HT2A and 5-HT3) in GABA interneurons (Morales and Bloom, 1997; Jakab and Goldman-Rakic, 2000) to increase a synaptic GABA input onto pyramidal neurons (Tanaka and North, 1993; Zhou and Hablitz, 1999; Férézou et al., 2002) However, despite the wealth of i ...
... 5-HT can also activate excitatory receptors (5HT2A and 5-HT3) in GABA interneurons (Morales and Bloom, 1997; Jakab and Goldman-Rakic, 2000) to increase a synaptic GABA input onto pyramidal neurons (Tanaka and North, 1993; Zhou and Hablitz, 1999; Férézou et al., 2002) However, despite the wealth of i ...
UNIVERSITY OF PAVIA Department of Electrical Engineering
... numerous research groups all over the world. Just to remember some groups of people working on inverse problems in bioelectromagnetism, the research group of Prof. Brauer, The Biomagnetic Group of Ilmenau (http://www4.tu‐ ilmenau.de/EI/ATE/bio/biomag_tui.html) has been working ...
... numerous research groups all over the world. Just to remember some groups of people working on inverse problems in bioelectromagnetism, the research group of Prof. Brauer, The Biomagnetic Group of Ilmenau (http://www4.tu‐ ilmenau.de/EI/ATE/bio/biomag_tui.html) has been working ...
Full-Text PDF
... space with differing probabilities. Additionally, in the case when two neuronal activation curves intersect each other in the SD space; one neuron can be selectively activated with short-pulse-width; high-current stimuli while the other can be selectively activated with long-pulse-width; low-current ...
... space with differing probabilities. Additionally, in the case when two neuronal activation curves intersect each other in the SD space; one neuron can be selectively activated with short-pulse-width; high-current stimuli while the other can be selectively activated with long-pulse-width; low-current ...
Descending Inhibitory Systems
... (Rees and Roberts, 1993). Following local lesions of certain lateral structures in the brainstem (Hall et al., 1982), such as the caudal ventrolateral medulla (Tavares and Lima, 2002), tonic descending inhibition of spinal nociceptive neurons was reduced, whereas a lesion of medial structures of the ...
... (Rees and Roberts, 1993). Following local lesions of certain lateral structures in the brainstem (Hall et al., 1982), such as the caudal ventrolateral medulla (Tavares and Lima, 2002), tonic descending inhibition of spinal nociceptive neurons was reduced, whereas a lesion of medial structures of the ...
Effects of uniform extracellular DC electric fields on excitability in rat
... allowed to stabilize before applying the fields. Control responses were obtained before and after application of polarizing current. Orthodromic stimuli were applied >0.5 s after field application or termination. Unless otherwise stated, orthodromic stimulation intensity was adjusted to produce 30–7 ...
... allowed to stabilize before applying the fields. Control responses were obtained before and after application of polarizing current. Orthodromic stimuli were applied >0.5 s after field application or termination. Unless otherwise stated, orthodromic stimulation intensity was adjusted to produce 30–7 ...
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... and direction of these changes appear to be determined by specific features of the behavioral tasks that evoke cortical plasticity. The neural mechanisms responsible for this differential plasticity remain unclear partly because important sensory and cognitive parameters differ among these tasks. In ...
... and direction of these changes appear to be determined by specific features of the behavioral tasks that evoke cortical plasticity. The neural mechanisms responsible for this differential plasticity remain unclear partly because important sensory and cognitive parameters differ among these tasks. In ...
Differential Classical Conditioning of the Gill
... Figure 1. Preparation and experimental protocol. A, Illustration of the reduced preparation of Aplysia used for differential classical conditioning of the siphon-elicited GWR. B, Illustration of the differential conditioning protocol. Training consisted of five total bouts of paired stimulation in w ...
... Figure 1. Preparation and experimental protocol. A, Illustration of the reduced preparation of Aplysia used for differential classical conditioning of the siphon-elicited GWR. B, Illustration of the differential conditioning protocol. Training consisted of five total bouts of paired stimulation in w ...
Somatotopic mapping of natural upper- and lower
... our video-based approach to identification of extremity movements (see below). A post-implantation T1-weighted magnetization-prepared rapid-acquisition gradient-echo (MPRAGE) data set for every subject was acquired at an isotropic resolution of 1 mm in a 1.5-T magnetic resonance imaging (MRI) scanner ...
... our video-based approach to identification of extremity movements (see below). A post-implantation T1-weighted magnetization-prepared rapid-acquisition gradient-echo (MPRAGE) data set for every subject was acquired at an isotropic resolution of 1 mm in a 1.5-T magnetic resonance imaging (MRI) scanner ...
central effects of centripetal impulses in axons of spinal ventral roots
... However, such antidromic volleys are not without effect on the spinal cord. It is well known that they condition reflex discharges of the attached motoneurons (9, 10, 13). Three additional phenomena have recently been demonstrated: (i) the retrograde axonal impulses spread over the somas of the atta ...
... However, such antidromic volleys are not without effect on the spinal cord. It is well known that they condition reflex discharges of the attached motoneurons (9, 10, 13). Three additional phenomena have recently been demonstrated: (i) the retrograde axonal impulses spread over the somas of the atta ...
Novel approaches to explore mechanisms of
... treatment strategies are highly needed, as well as increased understanding of the hippocampal components and signaling properties involved in the mechanisms of epileptogenesis and induction of seizures, to guide a rational search for such future treatments. In the present thesis, we have applied opt ...
... treatment strategies are highly needed, as well as increased understanding of the hippocampal components and signaling properties involved in the mechanisms of epileptogenesis and induction of seizures, to guide a rational search for such future treatments. In the present thesis, we have applied opt ...
intraoperative motor evoked potential monitoring
... Facilitation techniques are often used, especially when single-train MEPs are small, inconsistent or absent. Most commonly, one or more preconditioning trains to build up alpha motor neuron excitability are applied immediately before the test stimulus, or a series of 2 Hz recurrent pulse-trains is a ...
... Facilitation techniques are often used, especially when single-train MEPs are small, inconsistent or absent. Most commonly, one or more preconditioning trains to build up alpha motor neuron excitability are applied immediately before the test stimulus, or a series of 2 Hz recurrent pulse-trains is a ...
- Wiley Online Library
... section of the wall extends between approximately vertebrae T1 and L5 and extends laterally to include the kidneys and adrenal glands. While all the viscera in the peritoneal cavity were removed, the kidneys and adrenal glands, and their associated vessels and nervous tissue in the retroperitoneal r ...
... section of the wall extends between approximately vertebrae T1 and L5 and extends laterally to include the kidneys and adrenal glands. While all the viscera in the peritoneal cavity were removed, the kidneys and adrenal glands, and their associated vessels and nervous tissue in the retroperitoneal r ...
Behavioral verification of associative learning in whisker
... respiration and eye movements (Misslin 2003). Differences in the level of freezing during CS presentations are used to infer alterations in the acquisition or expression of CS fear. Many reports suggest that fear conditioning is a direct function of the intensity of the UCS. For example, Morris and ...
... respiration and eye movements (Misslin 2003). Differences in the level of freezing during CS presentations are used to infer alterations in the acquisition or expression of CS fear. Many reports suggest that fear conditioning is a direct function of the intensity of the UCS. For example, Morris and ...
The functional role of GABA and glycine in monaural and binaural
... that G A B A and glycine are potent agents to inhibit the neuronal responses (Faingold et al. 1989, 1991). Microiontophoretic application of the GABA-antagonist bicuculline showed that phasic on-responses of single units were changed to tonic by blocking the inhibition caused by intrinsic GABA. Addi ...
... that G A B A and glycine are potent agents to inhibit the neuronal responses (Faingold et al. 1989, 1991). Microiontophoretic application of the GABA-antagonist bicuculline showed that phasic on-responses of single units were changed to tonic by blocking the inhibition caused by intrinsic GABA. Addi ...
Rebound spiking properties of mouse medial entorhinal cortex neurons in vivo NEUROSYSTEMS
... Fig. 3. Hyperpolarizing current stimulation at specific input phases of the oscillation increased the probability of subsequent spikes at the peak of the oscillation in some neurons. (A) Polar plot of the input phase of hyperpolarizing current stimulation that elicited subsequent spikes of a putative ...
... Fig. 3. Hyperpolarizing current stimulation at specific input phases of the oscillation increased the probability of subsequent spikes at the peak of the oscillation in some neurons. (A) Polar plot of the input phase of hyperpolarizing current stimulation that elicited subsequent spikes of a putative ...
Glial cells modulate the synaptic transmission of NTS neurons
... For records of arterial pressure, a femoral artery was catheterized using a catheter tube (PE50; Clay Adams, Parsip- ...
... For records of arterial pressure, a femoral artery was catheterized using a catheter tube (PE50; Clay Adams, Parsip- ...
View PDF - MRC Brain Network Dynamics Unit
... of this synaptic excitation are the projections from the intralaminar thalamic nuclei (ITN). Indeed, thalamic input appears necessary for the pause response of TANs in nonhuman primates (Matsumoto et al., 2001). In vivo, electrical stimulation of cortex has also been shown to excite cholinergic inte ...
... of this synaptic excitation are the projections from the intralaminar thalamic nuclei (ITN). Indeed, thalamic input appears necessary for the pause response of TANs in nonhuman primates (Matsumoto et al., 2001). In vivo, electrical stimulation of cortex has also been shown to excite cholinergic inte ...
Alterations in Synaptic Strength Preceding Axon Withdrawal
... E – evoked quantal responses arranged in order of amp. Quantal content of axon 1 is 0.23 and quantal content of axon 2 is 1.20. F- axon 1 shows a gradual decrement in amp. without an obvious cut-off between smallest evoked events and failures. G – axon 2 shows a distinct cut-off between smallest evo ...
... E – evoked quantal responses arranged in order of amp. Quantal content of axon 1 is 0.23 and quantal content of axon 2 is 1.20. F- axon 1 shows a gradual decrement in amp. without an obvious cut-off between smallest evoked events and failures. G – axon 2 shows a distinct cut-off between smallest evo ...
Corina Wirth and Hans
... detected with MEA electrodes at distances of ⱕ100 m (Egert et al. 2002), we assume that each electrode records additional weak signals from neurons located close to neighboring electrodes. Thus MEA electrodes with a spacing of 140 m cannot be considered as completely independent recording units. A ...
... detected with MEA electrodes at distances of ⱕ100 m (Egert et al. 2002), we assume that each electrode records additional weak signals from neurons located close to neighboring electrodes. Thus MEA electrodes with a spacing of 140 m cannot be considered as completely independent recording units. A ...
XVI. COMMUNICATIONS BIOPHYSICS W. Dr. Ursula
... relation to the position of the recording electrodes with respect to each other and to their location. The changes in the evoked response following the intravenous injection of nembutal can be summarized as follows. ...
... relation to the position of the recording electrodes with respect to each other and to their location. The changes in the evoked response following the intravenous injection of nembutal can be summarized as follows. ...