Neuroethics: a modern context for ethics in neuroscience.

abstract：:An abundance of experimental literature has established that gonadal steroid hormones are responsible for the sexual differentiation of neural circuitry, mediating a variety of reproductive behaviors and physiological mechanisms. These same hormones regulate the expression of reproductive function in the adult and may...

journal_title：Trends in neurosciences

authors： Simerly RB

更新日期：1990-03-01 00:00:00

abstract：:The birth of new neurons in the walls of the adult brain lateral ventricles has captured the attention of many neuroscientists for over 2 decades, yielding key insights into the identity and regulation of neural stem cells (NSCs). In the adult ventricular-subventricular zone (V-SVZ), NSCs are a specialized form of ast...

journal_title：Trends in neurosciences

authors： Lim DA,Alvarez-Buylla A

更新日期：2014-10-01 00:00:00

abstract：:Despite its highly diffusible nature, the gaseous signalling molecule nitric oxide (NO) can exert specific effects within the CNS and PNS. To date, the specificity of the actions of NO remains an unsolved puzzle. There are several plausible mechanisms that might account for this specificity in the context of autonomic...

journal_title：Trends in neurosciences

authors： Paton JF,Kasparov S,Paterson DJ

更新日期：2002-12-01 00:00:00

abstract：:A large body of evidence suggests that neural plasticity contributes to learning and disease. Recent studies suggest that cortical map plasticity is typically a transient phase that improves learning by increasing the pool of task-relevant responses. Here, I discuss a new perspective on neural plasticity and suggest h...

journal_title：Trends in neurosciences

authors： Kilgard MP

更新日期：2012-12-01 00:00:00

abstract：:Dendritic spines, small bulbous postsynaptic compartments emanating from neuronal dendrites, have been thought to serve as basic units of memory storage. Despite their small size (~0.1 femtoliter), thousands of species of proteins exist in the spine, including receptors, channels, scaffolding proteins and signaling en...

journal_title：Trends in neurosciences

authors： Murakoshi H,Yasuda R

更新日期：2012-02-01 00:00:00

abstract：:Speakers of different languages think about time differently in accordance with the spatial metaphors common in their languages. Furthermore, learning new spatial metaphors in language instills new non-linguistic representations of time, suggesting that language can play a causal role in constructing mental timelines....

journal_title：Trends in neurosciences

authors： Boroditsky L

更新日期：2018-10-01 00:00:00

abstract：:As a neurodevelopmental disorder with serious lifelong consequences, autism has received considerable attention from neuroscientists and geneticists. We present a hypothesis of mechanisms plausibly affected during brain development in autism, based on neural pathways that are associated with social behavior and connec...

journal_title：Trends in neurosciences

authors： Pfaff D,Barbas H

更新日期：2019-07-01 00:00:00

abstract：:In many neurological and psychiatric disorders, including Alzheimer's disease and schizophrenia, symptoms are present that appear to reflect an essential absence of normal movement, cognition and emotional states. These negative symptoms might reflect fundamental impairments in basic brain mechanisms that underlie goa...

journal_title：Trends in neurosciences

authors： Brown RG,Pluck G

更新日期：2000-09-01 00:00:00

abstract：:The molecular nature of the metabotropic GABA(B) receptor was for some time a mystery, however it was recently discovered that two related G-protein-coupled receptors have to heterodimerize to form the functional GABA(B) receptor at the cell surface. This review discusses the most recent findings in the rapidly expand...

journal_title：Trends in neurosciences

authors： Billinton A,Ige AO,Bolam JP,White JH,Marshall FH,Emson PC

更新日期：2001-05-01 00:00:00

abstract：:Compromise of the ubiquitin-proteasome system (UPS) is a potential basis for multiple physiological abnormalities and pathologies in the CNS. This could be because reduced protein turnover leads to bulk intracellular protein accumulation. However, conditions associated with compromised UPS function are also associated...

journal_title：Trends in neurosciences

authors： Ding Q,Cecarini V,Keller JN

更新日期：2007-01-01 00:00:00

abstract：:Priming is the process by which vesicles become available for fusion at nerve terminals and is modulated by numerous proteins and second messengers. One of the prominent members of this diverse family is tomosyn. Tomosyn has been identified as a syntaxin-binding protein; it inhibits vesicle priming, but its mode of ac...

journal_title：Trends in neurosciences

authors： Ashery U,Bielopolski N,Barak B,Yizhar O

更新日期：2009-05-01 00:00:00

abstract：:The subunit switching of ligand-gated receptors is a potentially important mechanism through which synaptic plasticity can be achieved in the nervous system. Although established in an activity-dependent manner for neurotransmission that is mediated by excitatory amino acids, there is much less direct evidence for a r...

journal_title：Trends in neurosciences

authors： Brussaard AB,Herbison AE

更新日期：2000-05-01 00:00:00

abstract：:Currently available antibodies to the P2X(7) receptor are unreliable determinants of neuronal P2X(7) immunoreactivity, owing to staining of a "P2X(7)-like" protein that is not eliminated by legitimate P2X(7) gene-knockout approaches. Despite this, compelling electrophysiological and pharmacological data strongly suppo...

journal_title：Trends in neurosciences

authors： Anderson CM,Nedergaard M

更新日期：2006-05-01 00:00:00

abstract：:Gene targeting to create null mutations in mice is a powerful new tool in biology which will allow the molecular dissection of complex phenotypes such as mammalian brain function, and learning and memory. However, the attempt to interpret the phenotypical changes which arise in null-mutant mice is subject to several c...

journal_title：Trends in neurosciences

authors： Gerlai R

更新日期：1996-05-01 00:00:00

abstract：:Studies of the brain during noxious experience converge on the anterior cingulate cortex as a key region in the processing of pain. A recent exciting study extends this understanding to include the anterior cingulate as a center for endogenous opioid activation specific to negative pain affect. ...

journal_title：Trends in neurosciences

authors： Derbyshire SW

更新日期：2002-02-01 00:00:00

abstract：:For organs innervated by the autonomic nervous system, it is generally held that neuroeffector transmission is achieved by varicosities releasing transmitters some distance from the membranes of target cells. Transmitters are thought to diffuse through the extracellular space and interact with post-junctional receptor...

journal_title：Trends in neurosciences

authors： Hirst GD,Bramich NJ,Edwards FR,Klemm M

更新日期：1992-02-01 00:00:00

abstract：:Several theories have proposed possible functions of adult neurogenesis in learning processes on a systems level, such as the avoidance of catastrophic interference and the encoding of temporal and contextual information, and in emotional behavior. Under the assumption of such functionality of new neurons, the questio...

journal_title：Trends in neurosciences

authors： Kempermann G

更新日期：2008-04-01 00:00:00

abstract：:Aging is characterized by decrements in maximum function and accumulation of mitochondrial DNA mutations, which are best observed in organs such as the brain that contain post-mitotic cells. Oxygen radicals are increasingly considered responsible for part of these aging changes. Comparative studies of animals with dif...

journal_title：Trends in neurosciences

authors： Barja G

更新日期：2004-10-01 00:00:00

abstract：:Synaptic transmission and plasticity are shaped by the dynamic reorganization of signaling molecules within pre- and postsynaptic compartments. The nanoscale organization of key effector molecules has been revealed by single-particle trajectory (SPT) methods. Interestingly, this nanoscale organization is highly hetero...

journal_title：Trends in neurosciences

authors： Heine M,Holcman D

更新日期：2020-03-01 00:00:00

abstract：:In the brain, highly connected and heterogeneous GABAergic cells are crucial in controling the activity of neuronal networks. They accomplish this task by communicating through remarkably diverse sets of inhibitory processes, the complexity of which is reflected by the variety of interneuron classification schemes pro...

journal_title：Trends in neurosciences

authors： Mody I,Pearce RA

更新日期：2004-09-01 00:00:00

abstract：:This is a great age to participate in biological inquiry. Behavioral neuroscience offers a rich perspective for molecular biologists. However, behavioral analysis is not simply an assay. Whereas molecular biology has become a unique tool in the armamentarium of behavioral neuroscience, the powerful methodology of mole...

journal_title：Trends in neurosciences

authors： Lederhendler I,Schulkin J

更新日期：2000-10-01 00:00:00

abstract：:Progress in migraine research has been rapid in recent years, from both the basic science and the clinical perspectives. A new internationally accepted headache classification with operational diagnostic criteria was published in 1988, eliminating much diagnostic uncertainty. More than a decade of study of regional ce...

journal_title：Trends in neurosciences

authors： Olesen J,Edvinsson L

更新日期：1991-01-01 00:00:00

abstract：:It is now clear that cytokines traditionally viewed as immune modulators participate in inflammatory responses within the adult nervous system. However, in the developing nervous system hematolymphopoietic cytokines also play a role unrelated to neural-immune interactions. Instead, many of these factors subserve prima...

journal_title：Trends in neurosciences

authors： Mehler MF,Kessler JA

更新日期：1997-08-01 00:00:00

abstract：:For several decades, the reactive gliosis that occurs after an injury to the CNS has been considered one of the major impediments to axonal regeneration. Nevertheless, recent studies have suggested that in certain conditions, reactive astrocytes may provide a permissive substratum to support axonal regrowth. The impor...

journal_title：Trends in neurosciences

authors： Ridet JL,Malhotra SK,Privat A,Gage FH

更新日期：1997-12-01 00:00:00

abstract：:The endoplasmic reticulum responds to stress by initiating a cascade of events known as the 'unfolded-protein response' (UPR). The accumulation of misfolded proteins in the leukodystrophy Pelizaeus-Merzbacher disease activates this stress response, resulting in apoptosis of oligodendrocytes. Although it remains uncert...

journal_title：Trends in neurosciences

authors： Forman MS,Lee VM,Trojanowski JQ

更新日期：2003-08-01 00:00:00

abstract：:Elucidation of genetic and epigenetic mechanisms underlying neoplasia is one of the great success stories of modern science, but this success has not been associated with parallel improvements in the treatment of malignant tumors. One possible explanation for this failure is that the most important variables that supp...

journal_title：Trends in neurosciences

authors： Noble M,Dietrich J

更新日期：2004-03-01 00:00:00

abstract：:The majority of Alzheimer's disease is inherited in a complex manner involving environmental factors and several genes. One of these genes is Apolipoprotein E where the polymorphic allele (APOE epsilon 4) has been robustly shown to modify risk and the course of Alzheimer's disease. The epsilon 4 allele however, only a...

journal_title：Trends in neurosciences

authors： Lendon C,Craddock N

更新日期：2001-10-01 00:00:00

abstract：:Itch is a distinct sensation arising from the superficial layers of skin and mucous membranes. It is elicited by histamine and probably other endogenous chemicals that excite subpopulations of unmyelinated primary afferents and spinal neurones projecting through the anterolateral quadrant to the brain. The two popular...

journal_title：Trends in neurosciences

authors： McMahon SB,Koltzenburg M

更新日期：1992-12-01 00:00:00

abstract：:Systematic genetic screens have been powerful tools in identifying genes responsible for axon guidance in fruitflies and nematodes. This approach has now been extended to the study of axon guidance and the formation of topographic neuronal connections in the vertebrate brain. A systematic genetic screen was used to id...

journal_title：Trends in neurosciences

authors： Karlstrom RO,Trowe T,Bonhoeffer F

更新日期：1997-01-01 00:00:00

abstract：:Information that is congruent with existing knowledge (a schema) is usually better remembered than less congruent information. Only recently, however, has the role of schemas in memory been studied from a systems neuroscience perspective. Moreover, incongruent (novel) information is also sometimes better remembered. H...

journal_title：Trends in neurosciences

authors： van Kesteren MT,Ruiter DJ,Fernández G,Henson RN

更新日期：2012-04-01 00:00:00