Striatal synapses, circuits, and Parkinson's disease.

abstract：:Visual attention operates by biasing competitive interactions between neural representations, favoring relevant over irrelevant visual inputs. Attention can enhance the processing of relevant information using location-based, feature-based or object-based selection mechanisms. Studies using event-related potential and...

journal_title：Current opinion in neurobiology

authors： Hopf JM,Schoenfeld MA,Heinze HJ

更新日期：2005-04-01 00:00:00

abstract：:Precise formation of neuronal circuits requires the coordinated development of the different components of the circuit. Here, we review examples of coordination at multiples scales of development in one of the best-studied systems for neural patterning and circuit assembly, the Drosophila visual system, from coordinat...

journal_title：Current opinion in neurobiology

authors： Courgeon M,Desplan C

更新日期：2019-06-01 00:00:00

abstract：:Slow axonal transport conveys cytosolic and cytoskeletal proteins into axons and synapses at overall velocities that are several orders of magnitude slower than the fast transport of membranous organelles such as vesicles and mitochondria. The phenomenon of slow transport was characterized by in vivo pulse-chase radio...

journal_title：Current opinion in neurobiology

authors： Roy S

更新日期：2020-08-01 00:00:00

abstract：:In the mouse olfactory system, there are approximately 1000 types of odorant receptors (ORs), which perform multiple functions in olfactory sensory neurons (OSNs). In addition to detecting odors, the functional OR protein ensures the singular gene choice of the OR by negative-feedback regulation. ORs also direct the a...

journal_title：Current opinion in neurobiology

authors： Imai T,Sakano H

更新日期：2008-06-01 00:00:00

abstract：:It is now 15 years since the discovery that N-methyl-d-aspartate receptor activity is required to maintain the refined topographic organization of retinotectal projections. Recent studies have identified additional components of the signaling pathways required for activity-dependent map formation and maintenance. Nitr...

journal_title：Current opinion in neurobiology

authors： Debski EA,Cline HT

更新日期：2002-02-01 00:00:00

abstract：:Sensory gating mechanisms are deployed during vertebrate locomotion to ensure that adaptive and appropriate motor responses to afferent input occur during all phases of the movement cycle. Recent animal studies on the integration of cutaneous information have investigated the roles of interneurones in sensory gating. ...

journal_title：Current opinion in neurobiology

authors： Sillar KT

更新日期：1991-12-01 00:00:00

abstract：:Quantal neurotransmitter release at nerve terminals is tightly regulated by the presynaptic Ca2+ concentration. Here, we summarise current advances in understanding how the interplay between presynaptic Ca2+ dynamics and different Ca2+ release sensors shapes action potential-evoked release on a timescale from hundreds...

journal_title：Current opinion in neurobiology

authors： Volynski KE,Krishnakumar SS

更新日期：2018-08-01 00:00:00

abstract：:Helping involves other-oriented actions that have the potential to benefit another. The last ten years has seen the introduction of several experimental paradigms to study helping in rats. In the best characterized of these, a free rat opens a door to release a rat trapped in an acrylic tube or pool of water. Helping ...

journal_title：Current opinion in neurobiology

authors： Mason P

更新日期：2021-01-23 00:00:00

abstract：:Recent studies have provided a significant advance in our understanding of motor axon pathfinding. In particular, sources of guidance cues and some of the mechanisms used by motor growth cones during pathfinding have been identified. ...

journal_title：Current opinion in neurobiology

authors： Westerfield M

更新日期：1992-02-01 00:00:00

abstract：:A recent flurry of genetic studies in mice have provided key insights into how the somatosensory system is organized at a cellular level to encode itch, pain, temperature, and touch. These studies are largely predicated on the idea that functional cell types can be identified by their unique developmental provenance a...

journal_title：Current opinion in neurobiology

authors： Gatto G,Smith KM,Ross SE,Goulding M

更新日期：2019-06-01 00:00:00

abstract：:The crucial role of dopamine (DA) in movement control is illustrated by the spectrum of motor disorders caused by either a deficiency or a hyperactivity of dopaminergic transmission in the basal ganglia. The degeneration of nigrostriatal DA neurons in Parkinson's disease causes poverty and slowness of movement. These ...

journal_title：Current opinion in neurobiology

authors： Cenci MA,Lindgren HS

更新日期：2007-12-01 00:00:00

abstract：:The nervous system is evolutionarily conservative compared to the peripheral appendages that it controls. However, species-specific behaviors may have arisen from very small changes in neuronal circuits. In particular, changes in neuromodulatory systems may allow multifunctional circuits to produce different sets of b...

journal_title：Current opinion in neurobiology

authors： Katz PS,Harris-Warrick RM

更新日期：1999-10-01 00:00:00

abstract：:Feeding history and the presence of food dramatically alter chemosensory behaviors. Recent results indicate that internal nutritional state can gate peripheral gustatory and olfactory sensory responses to affect behavior. Focusing primarily on recent work in C. elegans and Drosophila, I describe the neuromodulatory me...

journal_title：Current opinion in neurobiology

authors： Sengupta P

更新日期：2013-02-01 00:00:00

abstract：:One of the seminal discoveries in developmental neuroscience is that altering visual experience through monocular deprivation can alter both the physiological and the anatomical representation of the two eyes, called ocular dominance columns, in primary visual cortex. This rearrangement is restricted to a critical per...

journal_title：Current opinion in neurobiology

authors： Feller MB,Scanziani M

更新日期：2005-02-01 00:00:00

abstract：:Cyclic AMP response element binding protein (CREB)-responsive transcription plays a central role in the formation of long-term memory in Drosophila, Aplysia and mice. Agents that disrupt the activity of CREB specifically block the formation of long-term memory, whereas agents that increase the amount or activity of th...

journal_title：Current opinion in neurobiology

authors： Yin JC,Tully T

更新日期：1996-04-01 00:00:00

abstract：:The fruit fly, Drosophila melanogaster, is equipped with a sophisticated olfactory sensory system that permits it to recognize and discriminate hundreds of discrete odorants. The perception of these odorants is essential for the animal to identify relevant food sources and suitable sites for egg-laying. Advances in th...

journal_title：Current opinion in neurobiology

authors： Vosshall LB

更新日期：2000-08-01 00:00:00

abstract：:Recent autopsy and/or quantitative magnetic resonance imaging studies of autistic patients have identified agenesis of the superior olive, dysgenesis of the facial nucleus, reduced numbers of Purkinje neurons, hypoplasia of the brainstem and posterior cerebellum, and increased neuron-packing density of the medial, cor...

journal_title：Current opinion in neurobiology

authors： Courchesne E

更新日期：1997-04-01 00:00:00

abstract：:The analysis of complex human diseases has been spurred by the number of published genomic sequence variants - many identified in the course of sequencing the human genome. But, to be useful for genetic analysis, variants have to be mapped accurately, their frequencies in various populations determined, and automated ...

journal_title：Current opinion in neurobiology

authors： Nowotny P,Kwon JM,Goate AM

更新日期：2001-10-01 00:00:00

abstract：:In a similar fashion to transcription factors, non-coding RNAs can be essential regulators of gene expression. The largest class of non-coding RNAs is the microRNAs. These approximately 22 nt double-stranded RNA molecules can repress translation or target mRNA degradation. There has been a surge of research in the pas...

journal_title：Current opinion in neurobiology

authors： Klein ME,Impey S,Goodman RH

更新日期：2005-10-01 00:00:00

abstract：:Interfacing the nervous system with devices able to efficiently record or modulate the electrical activity of neuronal cells represents the underlying foundation of future theranostic applications in neurology and of current openings in neuroscience research. These devices, usually sensing cell activity via microelect...

journal_title：Current opinion in neurobiology

authors： Scaini D,Ballerini L

更新日期：2018-06-01 00:00:00

abstract：:In vivo tau imaging allows a deeper understanding of tau deposition in the brain, providing insights into the causes, diagnosis and treatment of primary and secondary tauopathies such as Alzheimer's disease, progressive supranuclear palsy, corticobasal syndrome, chronic traumatic encephalopathy, and some variants of f...

journal_title：Current opinion in neurobiology

authors： Villemagne VL,Okamura N

更新日期：2016-02-01 00:00:00

abstract：:Circadian clocks organize neural processes, such as motor activities, into near 24-hour oscillations and adaptively synchronize these rhythms to the solar cycle. Recently, the first mammalian clock genes have been found. Unpredicted diversity in signaling pathways and clock-controlled gating of signals that modulate t...

journal_title：Current opinion in neurobiology

authors： Gillette MU

更新日期：1997-12-01 00:00:00

abstract：:Mammals have ∼1000 different olfactory receptor subtypes, each responding to a number of different odorants, and each odorant activating a number of different receptor subtypes. These molecular and anatomical underpinnings of olfaction imply a perceptual structure of very high dimensionality that relies on combinatori...

journal_title：Current opinion in neurobiology

authors： Secundo L,Snitz K,Sobel N

更新日期：2014-04-01 00:00:00

abstract：:Proteoglycans are ubiquitous cell-surface and secreted glycoproteins that are involved in diverse cellular behaviors. The identities of several nervous system proteoglycans, including many of the major species in the mammalian brain, have recently come to light. In addition, recent studies have given new insights into...

journal_title：Current opinion in neurobiology

authors： Lander AD

更新日期：1993-10-01 00:00:00

abstract：:The analysis of stimulus/response patterns using information theoretic approaches requires the full probability distribution of stimuli and response. Recent progress in using information-based tools to understand circuit function has advanced understanding of neural coding at the single cell and population level. In a...

journal_title：Current opinion in neurobiology

authors： Fairhall A,Shea-Brown E,Barreiro A

更新日期：2012-08-01 00:00:00

abstract：:'Auditory scenes' often contain contributions from multiple acoustic sources. These are usually heard as separate auditory 'streams', which can be selectively followed over time. How and where these auditory streams are formed in the auditory system is one of the most fascinating questions facing auditory scientists t...

journal_title：Current opinion in neurobiology

authors： Shamma SA,Micheyl C

更新日期：2010-06-01 00:00:00

abstract：:Cognitive neuroimaging maps the brain locations of mental operations. This process is iterative, as no single study can fully characterize a mental operation or its brain location. This iterative discovery process, in combination with the location-reporting standard (i.e. spatial coordinates) of the cognitive neuroima...

journal_title：Current opinion in neurobiology

authors： Fox PT,Parsons LM,Lancaster JL

更新日期：1998-04-01 00:00:00

abstract：:A diverse group of biochemically distinct proteins give rise to amyloids, each of which is associated with a different disease. These amyloid proteins share numerous properties and typically arise from the abnormal processing of an amyloid precursor protein. The classification, mechanisms and biochemistry of amyloid f...

journal_title：Current opinion in neurobiology

authors： Castaño EM,Wisniewski T,Frangione B

更新日期：1991-10-01 00:00:00

abstract：:The prominent view that the rodent hippocampus is dedicated to spatial memory has been challenged recently by observations that both limit the nature of hippocampal spatial representation and extend its scope beyond literal space. These findings reveal that the rodent hippocampus mediates memory representations on the...

journal_title：Current opinion in neurobiology

authors： Eichenbaum H

更新日期：1996-04-01 00:00:00

abstract：:The vestibular system provides an attractive model for understanding how changes in cellular and synaptic activity influence learning and memory in a quantifiable behavior, the vestibulo-ocular reflex. The vestibulo-ocular reflex produces eye movements that compensate for head motion; simple yet powerful forms of moto...

journal_title：Current opinion in neurobiology

authors： Gittis AH,du Lac S

更新日期：2006-08-01 00:00:00