Neocortex expansion in development and evolution - from cell biology to single genes.

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：:Processing of auditory information requires constant adjustment due to alterations of the environment and changing conditions in the nervous system with age, health, and experience. Consequently, patterns of activity in cortical networks have complex dynamics over a wide range of timescales, from milliseconds to days ...

journal_title：Current opinion in neurobiology

authors： Froemke RC,Schreiner CE

更新日期：2015-12-01 00:00:00

abstract：:Enduring social bonds play an essential role in human society. These bonds positively affect psychological, physiological, and behavioral functions. Here, we review the recent literature on the neurobiology, particularly the role of oxytocin and dopamine, of pair bond formation, bond disruption, and social buffering e...

journal_title：Current opinion in neurobiology

authors： Lieberwirth C,Wang Z

更新日期：2016-10-01 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：:In the twelve years since the molecular elucidation of the metabotropic glutamate receptor subtype 1, a class III family of G-protein-coupled receptors has emerged; members of this family include the calcium-sensing receptor, the GABA(B) receptor, some odorant receptors and some taste receptors. Atomic structures of t...

journal_title：Current opinion in neurobiology

authors： Jingami H,Nakanishi S,Morikawa K

更新日期：2003-06-01 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：:Ambiguous figures that may take on the appearance of two or more distinct forms have fascinated philosophers and psychologists for generations. Recently, several laboratories have studied the neuronal basis of perceptual appearance at the level of single neurons in the cerebral cortex. Experiments that integrate neuro...

journal_title：Current opinion in neurobiology

authors： Parker AJ,Krug K

更新日期：2003-08-01 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 development of increasingly sophisticated methods for recording and manipulating neural activity is revolutionizing neuroscience. By probing how activity patterns in different types of neurons and circuits contribute to behavior, these tools can help inform mechanistic models of brain function and explain the role...

journal_title：Current opinion in neurobiology

authors： Wolff SB,Ölveczky BP

更新日期：2018-04-01 00:00:00

abstract：:Cell-cell communication directs the development of photoreceptor cells in the Drosophila retina. A recent set of studies has provided a genetic dissection of one of these interactions, the induction of the R7 photoreceptor cell by the neighboring R8 photoreceptor cell. The results from these experiments shape our unde...

journal_title：Current opinion in neurobiology

authors： Krämer H,Cagan RL

更新日期：1994-02-01 00:00:00

abstract：:Müller Glia (MG), the radial glia cells of the retina, have spectacular morphologies subserving their enormous functional complexity. As early as 1892, the great neuroanatomist Santiago Ramon y Cajal studied the morphological development of MG, defining several steps in their morphogenesis [1,2]. However, the molecula...

journal_title：Current opinion in neurobiology

authors： MacDonald RB,Charlton-Perkins M,Harris WA

更新日期：2017-12-01 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：: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：:Neural oscillations are ubiquitous in olfactory systems of mammals, insects and molluscs. Neurophysiological and computational investigations point to common mechanisms for gamma or odor associated oscillations across phyla (40-100Hz in mammals, 20-30Hz in insects, 0.5-1.5Hz in molluscs), engaging the reciprocal dendr...

journal_title：Current opinion in neurobiology

authors： Kay LM

更新日期：2015-04-01 00:00:00

abstract：:During the past few decades, we have witnessed an impressive gain in the knowledge regarding the basic mechanisms underlying human neuronal migration disorders by the usage of mouse models. Nevertheless, despite the remarkable conservation both in the genetic encoded information and the developmental processes, there ...

journal_title：Current opinion in neurobiology

authors： Reiner O,Parichha A,Sapir T

更新日期：2020-10-15 00:00:00

abstract：:Reward valuation in social contexts is by nature relative rather than absolute; it is made in reference to others. This socially relative reward valuation is based on our propensity to conduct comparisons and competitions between self and other. Exploring its neural substrate has been an active area of research in hum...

journal_title：Current opinion in neurobiology

authors： Isoda M

更新日期：2020-12-08 00:00:00

abstract：:The recent invention of super-resolution fluorescence microscopy brings more than an order of magnitude gain in the spatial resolution of light microscopy. New opportunities keep emerging with the multicolor, three-dimensional, and live imaging functionalities gained in the past three years. The power of this technolo...

journal_title：Current opinion in neurobiology

authors： Dani A,Huang B

更新日期：2010-10-01 00:00:00

abstract：:In the past five years, the surrounding of the brain, that is the meninges (singular meninx) have evolved from being a physical barrier that protects the brain parenchyma to becoming a central player for both the maintenance of normal brain function and the modulation of neurological disorders. Indeed, the meninges ar...

journal_title：Current opinion in neurobiology

authors： Frederick N,Louveau A

更新日期：2020-06-01 00:00:00

abstract：:In the mammalian cortex, the classic view assumes that the output information of a neuron is encoded in rather stereotyped action potentials, which provide an all-or-none or digital way of communication between cell body and axonal boutons. A role for subthreshold signal propagation within cortical axons has largely b...

journal_title：Current opinion in neurobiology

authors： Alle H,Geiger JR

更新日期：2008-06-01 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：:Visual system development utilizes global and local cues to assemble a topographic map of the visual world, arranging synaptic connections into columns and layers. Recent genetic studies have provided new insights into the mechanisms that underlie these processes. In flies, a precise temporal sequence of neural differ...

journal_title：Current opinion in neurobiology

authors： Clandinin TR,Feldheim DA

更新日期：2009-04-01 00:00:00

abstract：:Over the past year, evidence has accrued that adult CNS stem cells are a widespread progenitor cell type. These cells may normally replace neurons and/or glia in the adult brain and spinal cord. Advances have been made in understanding the signals that regulate stem cell proliferation and differentiation. A deeper und...

journal_title：Current opinion in neurobiology

authors： Temple S,Alvarez-Buylla A

更新日期：1999-02-01 00:00:00

abstract：:Adult somatic stem cells are generally defined as cells with the ability to differentiate into multiple different lineages and to self-renew during long periods of time. These features were long presumed to be represented in one single tissue-specific stem cell. Recent development of single-cell technologies reveals t...

journal_title：Current opinion in neurobiology

authors： Llorens-Bobadilla E,Martin-Villalba A

更新日期：2017-02-01 00:00:00

abstract：:The PTEN tumor suppressor gene is a lipid phosphatase that negatively regulates cell survival mediated by the phosphatidyl inositol 3' kinase-protein kinase B/Akt signaling pathway. Recent in vivo studies have revealed a novel role for PTEN in the size control of neurons. Dysregulation of cell growth control by PTEN i...

journal_title：Current opinion in neurobiology

authors： Backman S,Stambolic V,Mak T

更新日期：2002-10-01 00:00:00

abstract：:Vertebrates are remarkable for their ability to select and execute goal-directed actions: motor skills critical for thriving in complex, competitive environments. A key aspect of a motor skill is the ability to execute its component movements over a range of speeds, amplitudes and frequencies (vigor). Recent work has ...

journal_title：Current opinion in neurobiology

authors： Dudman JT,Krakauer JW

更新日期：2016-04-01 00:00:00

abstract：:Sensory perception in the real world requires proper integration of different modality inputs. Process of multisensory integration is not uniform. It varies from individual to individual and changes at different behavioral states of the animal. What factors affect multisensory integration? How does the mammalian brain...

journal_title：Current opinion in neurobiology

authors： Choi I,Lee JY,Lee SH

更新日期：2018-10-01 00:00:00

abstract：:Recent experiments on the retina have examined the effectiveness of various factors (e.g. growth factors, neurotrophins and cytokines) for enhancing survival and reducing injury of retinal neurons, such as photoreceptors and ganglion cells, whose death leads to blindness in degenerative retinal diseases. It has also b...

journal_title：Current opinion in neurobiology

authors： Steinberg RH

更新日期：1994-08-01 00:00:00

abstract：:Recent studies suggest that endocannabinoids act as retrograde messengers at many synapses in the central nervous system. Activation of phospholipases, either through calcium-mediated or receptor-mediated signaling, leads to the formation and release of endocannabinoids. These lipophilic signaling molecules diffuse to...

journal_title：Current opinion in neurobiology

authors： Kreitzer AC,Regehr WG

更新日期：2002-06-01 00:00:00

abstract：:Neuroscience research has become increasingly reliant upon quantitative and computational data analysis and modeling techniques. However, the vast majority of neuroscientists are still trained within the traditional biology curriculum, in which computational and quantitative approaches beyond elementary statistics may...

journal_title：Current opinion in neurobiology

authors： Goldman MS,Fee MS

更新日期：2017-10-01 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