ライフサイエンスコーパス: gamma rhythm

1 zures) and with the power change of the high-gamma rhythm.

2 excitatory/inhibitory equilibrium and on the gamma rhythm.

3 e associated with brain rhythms, notably the gamma rhythm.

4 emporal-parietal structures and expressed in gamma rhythms.

5 ty characteristic of assembly formation with gamma rhythms.

6 high frequency oscillations associated with gamma rhythms.

7 tial inhibitory neuron subtype necessary for gamma rhythms.

8 interneurons that contribute to hippocampal gamma rhythms.

9 rain) that apparently cannot be tolerated by gamma rhythms.

10 rated by as little as 400 microm, making the gamma rhythm a poor candidate for binding or communicati

11 theories of schizophrenia and that theta and gamma rhythm abnormalities are evident in schizophrenic

12 cal field potential, observable as theta and gamma rhythms and coupling between these rhythms, is pre

13 in PV interneurons for expression of normal gamma rhythms and specific cognitive behaviors.

14 aspartate (NMDA) receptor antagonists alters gamma rhythms, and can induce cognitive as well as psych

15 are thought to be organized by co-occurring gamma rhythms ( approximately 25-100 Hz).

16 Although gamma rhythms are abnormal in schizophrenia, it remains

17 Gamma rhythms are commonly observed in many brain region

18 Gamma rhythms are known to contribute to the process of

19 memory retrieval, depending on which type of gamma rhythms are recruited.

20 ies are consistent with data suggesting that gamma rhythms are used for relatively local computations

21 Instead, our results suggest that the gamma rhythm arises from local interactions between exci

22 ematical analysis, we study the breakdown of gamma rhythms as the driven ensembles become too small,

23 whose contrast varies across space generate gamma rhythms at significantly different frequencies in

24 est that robust nesting of hippocampal theta-gamma rhythms at the time of retrieval is a specific rec

25 t in a network with realistic heterogeneity, gamma rhythms based on the interaction of excitatory and

26 Primary visual cortex exhibits two types of gamma rhythm: broadband activity in the 30-90 Hz range a

27 s of several parts of the brain suggest that gamma rhythms can be generated by pools of excitatory ne

28 Large gratings, however, induce a gamma rhythm characterized by a distinctive spectral "bu

29 mple of a place in which slow theta and fast gamma rhythms coexist.

30 ndependently predicts that context-dependent gamma rhythms depend critically on SOM interneurons.

31 pocampal subfield CA1 and that slow and fast gamma rhythms differentially coordinate place cells duri

32 the emergence of the AS-related hippocampal gamma rhythm during the first postnatal week, as well as

33 und" gamma rhythm (resembling the persistent gamma rhythms evoked in vitro by cholinergic agonists) i

34 ations may expand the computational power of gamma rhythms for optimizing the synthesis and storage o

35 For these functions, the gamma rhythm frequency must be consistent across neural

36 The results suggest the presence of a single gamma rhythm generator with a frequency range of 65-75 H

37 The synaptic bases of theta and gamma rhythms have been extensively studied but the cell

38 tant mice exhibit enhanced baseline cortical gamma rhythms, impaired gamma rhythm induction after opt

39 n: (i) spike times are entrained to a global Gamma rhythm (implying a consistent representation of th

40 As the gamma rhythm in area 21a did not spread backward to area

41 arp stimulus-onset transient and a sustained gamma rhythm in local field potential recorded from the

42 e coincident expression of multiple types of gamma rhythm in sensory cortex suggests a mechanistic su

43 al for a visually induced, context-dependent gamma rhythm in visual cortex.

44 Models of the 30-80 Hz gamma rhythm in which network oscillations arise through

45 this interaction contributes to nested theta/gamma rhythms in hippocampus.

46 cover a previously unappreciated function of gamma rhythms in recruiting both neuronal and glial resp

47 The parameter range chosen is motivated by gamma rhythms, in which the gamma-aminobutyric acid type

48 ed baseline cortical gamma rhythms, impaired gamma rhythm induction after optogenetic drive of PV int

49 The preference of this global gamma rhythm is sensitive to adaptation, in a manner con

50 icularly strongly linked to cognition is the gamma rhythm: it is involved in attention, short- and lo

51 cordings in slice preparations we found that gamma rhythms lead to activity-dependent modification of

52 Gamma rhythms may be generated locally by interactions w

53 y glutamatergic drive, we show that top-down gamma rhythms may block sensory signals.

54 In this paper, we discuss how gamma rhythm, one of the main components of the extracel

55 The model of gamma rhythm predicts an average zero phase lag between

56 ed scopolamine on movement-induced theta and gamma rhythms recorded in the superficial layers of the

57 onous spontaneous activity to a "background" gamma rhythm (resembling the persistent gamma rhythms ev

58 ast) cells, that may contribute to theta and gamma rhythms, respectively.

59 isual stimuli that induce a strong, coherent gamma rhythm result in enhanced pairwise and higher-orde

60 ch the MCs fire at rates lower than the fast gamma rhythm they create.

61 gamma regimes can interact with a bottom-up gamma rhythm to provide regulation of signals between th

62 olved in the projection of locally generated gamma rhythms to distal sites.

63 requires coupling of approximately 30-100Hz gamma rhythms to particular phases of the theta cycle.

64 Third, gamma rhythm typically concurs with irregular firing of

65 of excitatory and inhibitory neurons in the gamma rhythm varies across local circuits and conditions

66 As in neocortex, gamma rhythms were dependent on GABA(A) receptor-mediate

67 (5) Cholinergically elicited beta and gamma rhythms were eliminated by antagonists of either A

68 Additionally, these gamma rhythms were linked back to mismatched expectation

69 The model also reproduces a gamma rhythm whose frequency changes with time, at theta