abstract：:Recent results have shown the possibility of both reconstructing connectomes of small but biologically interesting circuits and extracting from these connectomes insights into their function. However, these reconstructions were heroic proof-of-concept experiments, requiring person-months of effort per neuron reconstru...

journal_title：Current opinion in neurobiology

authors： Plaza SM,Scheffer LK,Chklovskii DB

更新日期：2014-04-01 00:00:00

abstract：:Perceptual and control systems are tasked with the challenge of accurately and efficiently estimating the dynamic states of objects in the environment. To properly account for uncertainty, it is necessary to maintain a dynamical belief state representation rather than a single state vector. In this review, canonical a...

journal_title：Current opinion in neurobiology

authors： Lee DD,Ortega PA,Stocker AA

更新日期：2014-04-01 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：:The ability to make accurate predictions of future stimuli and consequences of one's actions are crucial for the survival and appropriate decision-making. These predictions are constantly being made at different levels of the nervous system. This is evidenced by adaptation to stimulus parameters in sensory coding, and...

journal_title：Current opinion in neurobiology

authors： Sharpee TO,Calhoun AJ,Chalasani SH

更新日期：2014-04-01 00:00:00

abstract：:The study of spatial maps of the ventral sensory-motor cortex (vSMC) dates back to the earliest cortical stimulation studies. This review surveys a number of recent and historical reports of the features and function of spatial maps within vSMC towards the human behavior of speaking. Representations of the vocal tract...

journal_title：Current opinion in neurobiology

authors： Conant D,Bouchard KE,Chang EF

更新日期：2014-02-01 00:00:00

abstract：:Auditory cortical maps have been a long-standing focus of studies that assess the expression, mechanisms, and consequences of sensory plasticity. Here we discuss recent progress in understanding how auditory experience transforms spatially organized sound representations at higher levels of the central auditory pathwa...

journal_title：Current opinion in neurobiology

authors： Schreiner CE,Polley DB

更新日期：2014-02-01 00:00:00

abstract：:Over the past decade, developmental neuroscience has been transformed by the widespread application of confocal and two-photon fluorescence microscopy. Even greater progress is imminent, as recent innovations in microscopy now enable imaging with increased depth, speed, and spatial resolution; reduced phototoxicity; a...

journal_title：Current opinion in neurobiology

authors： Wu Y,Christensen R,Colón-Ramos D,Shroff H

更新日期：2013-12-01 00:00:00

abstract：:The biochemical basis of circadian timekeeping is best characterized in cyanobacteria. The structures of its key molecular players, KaiA, KaiB, and KaiC are known and these proteins can reconstitute a remarkable circadian oscillation in a test tube. KaiC is rhythmically phosphorylated and its phospho-status is a marke...

journal_title：Current opinion in neurobiology

authors： Egli M,Johnson CH

更新日期：2013-10-01 00:00:00

abstract：:The suprachiasmatic nucleus of the hypothalamus and at least two other unidentified central pacemakers regulate the temporal structure of a circadian network that involves almost every organ in the body. Phase control is central to the efficient function of this system. Individual circadian oscillators in tissues and ...

journal_title：Current opinion in neurobiology

authors： Menaker M,Murphy ZC,Sellix MT

更新日期：2013-10-01 00:00:00

abstract：:Orexin deficiency results in the sleep disorder narcolepsy in many mammalian species, including mice, dogs, and humans, suggesting that the orexin system is particularly important for normal regulation of sleep/wakefulness states, and especially for maintenance of wakefulness. This review discusses animal models of na...

journal_title：Current opinion in neurobiology

authors： Sakurai T

更新日期：2013-10-01 00:00:00

abstract：:The involvement of the endocannabinoid system in drug addiction was initially studied by the use of compounds with different affinities for each cannabinoid receptor or for the proteins involved in endocannabinoids inactivation. The generation of genetically modified mice with selective mutations in these endocannabin...

journal_title：Current opinion in neurobiology

authors： Maldonado R,Robledo P,Berrendero F

更新日期：2013-08-01 00:00:00

abstract：:This review focuses on the neurobiological processes involved in achieving successful abstinence from drugs of abuse. While there is clinical and public health value in knowing if the deficits associated with drug use correct with abstinence, studying the neurobiology that underlies successful abstinence can also illu...

journal_title：Current opinion in neurobiology

authors： Garavan H,Brennan KL,Hester R,Whelan R

更新日期：2013-08-01 00:00:00

abstract：:A recent approach in social neuroscience has been the application of formal computational models for a particular social-cognitive process to neuroimaging data. Here we review preliminary findings from this nascent subfield, focusing on observational learning and strategic interactions. We present evidence consistent ...

journal_title：Current opinion in neurobiology

authors： Dunne S,O'Doherty JP

更新日期：2013-06-01 00:00:00

abstract：:Fear and anxiety are debilitating conditions that affect a significant number of individuals in their lifetimes. Understanding underlying mechanisms of these disorders affords us the possibility of therapeutic intervention. Such clarity in terms of mechanism and intervention can only come from an amalgamation of resea...

journal_title：Current opinion in neurobiology

authors： Dias BG,Banerjee SB,Goodman JV,Ressler KJ

更新日期：2013-06-01 00:00:00

abstract：:The importance of the medial temporal lobe to episodic memory has been recognized for decades. Recent human fMRI findings have begun to delineate the functional roles of different MTL regions, most notably the hippocampus, for the retrieval of episodic memories. Importantly, these studies have also identified a networ...

journal_title：Current opinion in neurobiology

authors： Rugg MD,Vilberg KL

更新日期：2013-04-01 00:00:00

abstract：:Schizophrenia remains a daunting challenge for efforts aimed at identifying fundamental pathophysiological processes and to develop evidence-based effective treatments and interventions. One reason for the lack of progress lies in the fact that the pathophysiology of schizophrenia has been predominantly conceived in t...

journal_title：Current opinion in neurobiology

authors： Uhlhaas PJ

更新日期：2013-04-01 00:00:00

abstract：:The visual cortical network consists of a number of specialized areas that are connected in a highly structured way. Understanding the function of this network is a milestone goal of visual neuroscience. This goal is pursued at different levels of description, including large-scale neuroanatomical as well as molecular...

journal_title：Current opinion in neurobiology

authors： Katzner S,Weigelt S

更新日期：2013-04-01 00:00:00

abstract：:Songbirds are a productive model organism to study the neural basis of auditory-guided vocal motor learning. Like human babies, juvenile songbirds learn many of their vocalizations by imitating an adult conspecific. This process is a product of genetic predispositions and the individual's life experience and has been ...

journal_title：Current opinion in neurobiology

authors： Scharff C,Adam I

更新日期：2013-02-01 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：:Depression, conceptualized as major depressive disorder (MDD), is a complex psychiatric disorder with multiple behavioral changes and alterations in various brain regions. Biochemically, serotonin and others substances like GABA, glutamate, norepinephrin, adrenaline/noradrenaline play an essential role in the pathogen...

journal_title：Current opinion in neurobiology

authors： Northoff G

更新日期：2013-02-01 00:00:00

abstract：:The neuropeptide oxytocin has had key roles throughout mammalian evolution in the regulation of complex social cognition and behaviors, such as attachment, parental care, pair-bonding, as well as social exploration and recognition. Recently, studies have begun to provide evidence that the function of this neuropeptide...

journal_title：Current opinion in neurobiology

authors： Kumsta R,Heinrichs M

更新日期：2013-02-01 00:00:00

abstract：:PTEN germline mutations are found in a small subset of children diagnosed with autism spectrum disorder (ASD) and accompanying macrocephaly. In this review, we discuss recent advances that offer insight into the pathogenesis of this subgroup of autism patients. We provide an overview of how disrupting PTEN function in...

journal_title：Current opinion in neurobiology

authors： Zhou J,Parada LF

更新日期：2012-10-01 00:00:00

abstract：:Axon pathfinding is essential for the establishment of proper neuronal connections during development. Advances in neuroimaging and genomic technologies, coupled with animal modeling, are leading to the identification of an increasing number of human disorders that result from aberrant axonal wiring. In this review, w...

journal_title：Current opinion in neurobiology

authors： Nugent AA,Kolpak AL,Engle EC

更新日期：2012-10-01 00:00:00

abstract：:Motor behaviors result from information processing that occurs in multiple neural networks acting at all levels from the initial selection of the behavior to its final generation. A long-standing research interest is how single neural networks can help generate different motor behaviors, that is, the origin of motor f...

journal_title：Current opinion in neurobiology

authors： Büschges A

更新日期：2012-08-01 00:00:00

abstract：:Drosophila melanogaster has historically been the premier model system for understanding the molecular and genetic bases of complex behaviors. In the last decade technical advances, in the form of new genetic tools and electrophysiological and optical methods, have allowed investigators to begin to dissect the neurona...

journal_title：Current opinion in neurobiology

authors： Griffith LC

更新日期：2012-08-01 00:00:00

abstract：:Dynamics of neuronal networks can be altered in at least two ways: by changes in connectivity, that is, the physical architecture of the network, or changes in the amplitudes and kinetics of the intrinsic and synaptic currents within and between the elements making up a network. We argue that the latter changes are of...

journal_title：Current opinion in neurobiology

authors： McCarthy MM,Ching S,Whittington MA,Kopell N

更新日期：2012-08-01 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：:The insular cortex is the primary cortical site devoted to taste processing. A large body of evidence is available for how insular neurons respond to gustatory stimulation in both anesthetized and behaving animals. Most of the reports describe broadly tuned neurons that are involved in processing the chemosensory, phy...

journal_title：Current opinion in neurobiology

authors： Maffei A,Haley M,Fontanini A

更新日期：2012-08-01 00:00:00

abstract：:AMPA receptors (AMPARs) mediate the majority of fast excitatory synaptic transmission in the brain. Dynamic changes in neuronal synaptic efficacy, termed synaptic plasticity, are thought to underlie information coding and storage in learning and memory. One major mechanism that regulates synaptic strength involves the...

journal_title：Current opinion in neurobiology

authors： Anggono V,Huganir RL

更新日期：2012-06-01 00:00:00

abstract：:Homeostatic synaptic plasticity remains an enigmatic form of synaptic plasticity. Increasing interest on the topic has fuelled a surge of recent studies that have identified key molecular players and the signaling pathways involved. However, the new findings also highlight our lack of knowledge concerning some of the ...

journal_title：Current opinion in neurobiology

authors： Vitureira N,Letellier M,Goda Y

更新日期：2012-06-01 00:00:00

abstract：:Facial interactions are prominent behaviors in primates. Primate facial signaling, which includes the expression of emotions, mimicking of facial movements, and gaze interactions, is visually dominated. Correspondingly, in primate brains an elaborate network of face processing areas exists within visual cortex. But ot...

journal_title：Current opinion in neurobiology

authors： Brecht M,Freiwald WA

更新日期：2012-04-01 00:00:00

abstract：:How is an ant-equipped with a brain that barely exceeds the size of a pinhead-capable of achieving navigational marvels? Even though evidences suggest that navigation is a multimodal process, ants heavily depend on olfactory cues-of pheromonal and non-pheromonal nature-for foraging and orientation. Recent studies have...

journal_title：Current opinion in neurobiology

authors： Steck K

更新日期：2012-04-01 00:00:00

abstract：:In recent years, interest has grown in the ability to manipulate, in a temporally precise fashion, the electrical activity of specific neurons embedded within densely wired brain circuits, in order to reveal how specific neurons subserve behaviors and neural computations, and to open up new horizons on the clinical tr...

journal_title：Current opinion in neurobiology

authors： Bernstein JG,Garrity PA,Boyden ES

更新日期：2012-02-01 00:00:00

abstract：:The rapid accumulation of neuroproteomics data in recent years has prompted the emergence of novel antibody-based imaging methods that aim to understand the anatomical and functional context of the multitude of identified proteins. The pioneering field of ultrastructural multiplexed proteomic imaging now includes a nu...

journal_title：Current opinion in neurobiology

authors： Micheva KD,Bruchez MP

更新日期：2012-02-01 00:00:00

abstract：:The precise causal factors for obsessive-compulsive disorder (OCD) are not known, although, decades of research have honed in on the cortico-striatal-thalamo-cortical (CSTC) circuitry in the brain as a critical pathway involved in obsessions and the intimately linked compulsive-repetitive behaviors. Recent progress in...

journal_title：Current opinion in neurobiology

authors： Ting JT,Feng G

更新日期：2011-12-01 00:00:00

abstract：:A fundamental but unsolved problem in neuroscience is how connections between neurons might underlie information processing in central circuits. Building wiring diagrams of neural networks may accelerate our understanding of how they compute. But even if we had wiring diagrams, it is critical to know what neurons in a...

journal_title：Current opinion in neurobiology

authors： Lee WC,Reid RC

更新日期：2011-10-01 00:00:00

abstract：:We discuss very recent experiments with rodents addressing the idea that long-term memories initially depending on the hippocampus, over a prolonged period, become independent of it. No unambiguous recent evidence exists to substantiate that this occurs. Most experiments find that recent and remote memories are equall...

journal_title：Current opinion in neurobiology

authors： Sutherland RJ,Lehmann H

更新日期：2011-06-01 00:00:00

abstract：:Sex steroid hormones exert a profound influence on the sexual differentiation and function of the neural circuits that mediate dimorphic behaviors. Both estrogen and testosterone are essential for male typical behaviors in many species. Recent studies with genetically modified mice provide important new insights into ...

journal_title：Current opinion in neurobiology

authors： Wu MV,Shah NM

更新日期：2011-02-01 00:00:00

abstract：:Accurate neural crest cell (NCC) migration requires tight control of cell adhesions, cytoskeletal dynamics and cell motility. Cadherins and RhoGTPases are critical molecular players that regulate adhesions and motility during initial delamination of NCCs from the neuroepithelium. Recent studies have revealed multiple ...

journal_title：Current opinion in neurobiology

authors： Clay MR,Halloran MC

更新日期：2011-02-01 00:00:00

abstract：:Dendritic spines are small actin-rich protrusions on the surface of dendrites whose morphological and molecular plasticity play key roles in learning and memory. Both the form and function of spines are critically dependent on the actin cytoskeleton. However, new research, using electron microscopy and live-cell super...

journal_title：Current opinion in neurobiology

authors： Dent EW,Merriam EB,Hu X

更新日期：2011-02-01 00:00:00