作者: 討好美人 時間: 2025-3-21 21:42
Trophic Control of Central Cholinergic Neuron Development ntial for a given neuron or neural connection to survive during development are based on the production and release of specific trophic molecules by the target area and their action on the innervating neurons (Thoenen and Edgar, 1985; Purves, 1986). Findings obtained during the past decade suggest t作者: ear-canal 時間: 2025-3-22 02:19 作者: CURL 時間: 2025-3-22 08:25 作者: hauteur 時間: 2025-3-22 08:56 作者: NATTY 時間: 2025-3-22 15:28
Expression of β-Nerve Growth Factor and its Receptor in the Mammalian Central Nervous System sympathetic and sensory neurons (LeviMontalcini and Angeletti, 1968; Thoenen and Barde, 1980). NGF mediates its neurotrophic effects by interacting with specific NGF receptors (NGF-R), which in the PNS have been found on the cell surface of sympathetic and sensory neurons (Banerjee et al., 1973: He作者: 污穢 時間: 2025-3-22 17:52 作者: figment 時間: 2025-3-22 23:13 作者: Obstruction 時間: 2025-3-23 01:38
Functions of NGF on Central Cholinergic Neuronsal studies, NGF infusion to neonatal rats increases ChAT content in the basal forebrain and septum (Mobley et al. 1985, 1986; Johnson et al. 1987). NGF also appears to play a prominent role in the development of the septohippocampal cholinergic projection. The septohippocampal projection in the rat 作者: 向下五度才偏 時間: 2025-3-23 09:02 作者: NUL 時間: 2025-3-23 12:27
Myelin-associated Inhibitory Substrate Components: Role in CNS Regenerationtrinsic growth capacity of CNS neurons is present, however, as shown by the local plastic changes of the morphology of dendrites and axonal arborizations in many parts of the nervous system (Purves et al., 1987). Regrowth and long-distance elongation of lesioned, adult CNS neurites can be observed i作者: 陳腐思想 時間: 2025-3-23 17:42 作者: phlegm 時間: 2025-3-23 20:59 作者: Aggregate 時間: 2025-3-23 23:21 作者: 并入 時間: 2025-3-24 04:19 作者: 感情 時間: 2025-3-24 07:42 作者: chassis 時間: 2025-3-24 13:18 作者: Polydipsia 時間: 2025-3-24 16:32
The Role of Neuronal Dynamics and Positional Cues in the Patterning of Nerve Connectionselatively long distances to connect in a predictable orientation and order. Understanding the genesis of these topographic connections is central not only to research on neural development, but also to efforts to regenerate a working set of connections following injury. Unfortunately, the events tha作者: CHAFE 時間: 2025-3-24 22:24 作者: 虛假 時間: 2025-3-25 01:30
Wenner-Gren Symposiumhttp://image.papertrans.cn/b/image/190231.jpg作者: Hyperalgesia 時間: 2025-3-25 07:18 作者: chisel 時間: 2025-3-25 08:27 作者: BOGUS 時間: 2025-3-25 13:56
George Forman,Hila Nachlieli,Renato Keshetesulting in an overpopulation that is later pruned by selective neuronal death (Cowan et al., 1984). The magnitude of this natural cell death is modulated by interactions with other cells. For example, neurons typically must contact targets to survive. It is widely accepted that target tissues produ作者: Harass 時間: 2025-3-25 17:39 作者: 嚴(yán)厲批評 時間: 2025-3-25 22:18 作者: 節(jié)省 時間: 2025-3-26 04:00
Dieter Hendricks,Stephen J. Roberts sympathetic and sensory neurons (LeviMontalcini and Angeletti, 1968; Thoenen and Barde, 1980). NGF mediates its neurotrophic effects by interacting with specific NGF receptors (NGF-R), which in the PNS have been found on the cell surface of sympathetic and sensory neurons (Banerjee et al., 1973: He作者: bibliophile 時間: 2025-3-26 07:11
Lecture Notes in Computer Sciences appear to be a prime target for NGF (see Dreyfus, 1989a; Ebendal, 1989; Persson et al., this volume; Thoenen et al., 1987; Whittemore and Seiger, 1987). While the sensitivity to NGF might differ during development and between different transferase (ChAT) and NGF receptor (NGF-R) immunoreactivity i作者: 情感脆弱 時間: 2025-3-26 09:28 作者: Credence 時間: 2025-3-26 15:06 作者: Thrombolysis 時間: 2025-3-26 20:30
Nonparametric Bayesian Deep Visualizationaun and Cunningham 1984; Sharp and Gonzalez 1986b; S?rensen et al., 1989a). Neocortical grafts were also found to reduce the basal forebrain neuronal atrophy that occurs after excitotoxic lesions in adult rats (Sofroniew et al., 1986). This effect of neural transplants on reducing host neuronal atro作者: blithe 時間: 2025-3-26 23:46
Lecture Notes in Computer Sciencetrinsic growth capacity of CNS neurons is present, however, as shown by the local plastic changes of the morphology of dendrites and axonal arborizations in many parts of the nervous system (Purves et al., 1987). Regrowth and long-distance elongation of lesioned, adult CNS neurites can be observed i作者: 長矛 時間: 2025-3-27 03:18
Structured Nonlinear Discriminant Analysisnse does not follow the well-ordered spatial and temporal sequence observed during development (Nieto-Sampedro, 1988a). Neovascularization and glial reaction precede the increase in neurotrophic and neurite-promoting activities. By giving priority to cell proliferation, the organism ensures the rest作者: stressors 時間: 2025-3-27 05:48
Brigitte Boden,Martin Ester,Thomas Seidlritional and metabolic substances with neurons, clearance or maintenance of neurotransmitter and ion concentrations in synaptic regions and phagocytosis of debris resulting from cell death during development, disease or after injury (for reviews Stewart and Rosenberg, 1979; Varon and Somjen, 1979). 作者: figure 時間: 2025-3-27 09:56 作者: dapper 時間: 2025-3-27 16:10
Sagar Malhotra,Luciano Serafinixtraordinary complexity in the nervous system where inputs and outputs are matched at the level of single neurons. For example, in the visual system of frogs the axons of retinal ganglion cells form an array of synaptic connections in the tectum that reflects, with elegant precision, the positions o作者: 高腳酒杯 時間: 2025-3-27 19:30
On Projectivity in?Markov Logic Networks specific neural connections. Several distinct mechanisms have been implicated in growth cone guidance and pathway selection. Gradients of diffusible tropic factors that emanate from restricted populations of cells may guide axons to target fields (Lumsden and Davies, 1986). Local variations in the 作者: kyphoplasty 時間: 2025-3-28 01:25 作者: Rotator-Cuff 時間: 2025-3-28 02:33 作者: allergen 時間: 2025-3-28 07:48 作者: machination 時間: 2025-3-28 12:33
https://doi.org/10.1007/978-1-349-11358-3cells; central nervous system; retina; tissue作者: annexation 時間: 2025-3-28 15:12 作者: 令人作嘔 時間: 2025-3-28 20:19 作者: Engaged 時間: 2025-3-28 22:56 作者: Harbor 時間: 2025-3-29 06:59
https://doi.org/10.1007/978-3-319-71273-4al., 1987; Barde 1989). Following Darwinian principles, NGF is produced in the target fields in very small quantities permitting the survival of a limited number of neurons only. ’Injection of exogenous NGF increases the survival of NGF responsive neurons, thus abolishing natural cell death which oc作者: 金哥占卜者 時間: 2025-3-29 09:27
Structured Nonlinear Discriminant AnalysisNGFr content (total protein; Eckenstcin, 1988; Yan and Johnson, 1988), NGFr mRNA (Buck et al. 1987), total NGF content, but not NGF mRNA (Whittemore et al. 1986), rise during embryonic and neonatal basal forebrain development, suggesting that these regions might be preparing to contact a source of, 作者: Pepsin 時間: 2025-3-29 12:24 作者: Juvenile 時間: 2025-3-29 16:54 作者: V洗浴 時間: 2025-3-29 20:48 作者: 卜聞 時間: 2025-3-30 01:01 作者: 多骨 時間: 2025-3-30 06:54
Strategies to Increase NGF Levels and Effects thereof on Lesioned and Grafted Brain Tissueng that also non-cholinergic systems might be NGF-sensitive. Indeed, there are reports of colocalization of NGF-R and GABA uptake (Arimatsu and Miyamoto, 1989; Dreyfus et al., 1989b). Of particular interest is the fact that the major cholinergic projection systems from septum to hippocampus and from作者: glucagon 時間: 2025-3-30 08:38 作者: 里程碑 時間: 2025-3-30 15:30
Functions of NGF on Central Cholinergic NeuronsNGFr content (total protein; Eckenstcin, 1988; Yan and Johnson, 1988), NGFr mRNA (Buck et al. 1987), total NGF content, but not NGF mRNA (Whittemore et al. 1986), rise during embryonic and neonatal basal forebrain development, suggesting that these regions might be preparing to contact a source of, 作者: 緊張過度 時間: 2025-3-30 16:43
Myelin-associated Inhibitory Substrate Components: Role in CNS Regeneration for this lacking elongation of lesioned CNS tracts (Ramon y Cajal, 1928) has become questionable with the finding that neurons cultured under optimal trophic factor conditions still did not produce processes into optic nerve expiants (Schwab and Thoenen, 1985). In the very same cultures, sciatic ne作者: exercise 時間: 2025-3-30 23:41
Axonal Pathfinding in the Developing Spinal Cord: Involvement of the Floor Plate in Chemotropic and Mendelson, 1986; Kuwada, 1986). Marked changes in the morphology of growth cones have been observed during the migration of axons through different cellular environments (Tosney and Landmesser, 1985), raising the possibility that growth cones may actively seek out such guidance cues.作者: Living-Will 時間: 2025-3-31 04:42 作者: 外貌 時間: 2025-3-31 05:41 作者: 擴(kuò)大 時間: 2025-3-31 12:10 作者: 公社 時間: 2025-3-31 15:27
Logic-Based Incremental Process Minings in target cells is regulated by an, as yet unknown, exogenous factor (Rohrer et al., 1988). Retrograde flow of NGF, once established, persists for the life time of the particular neuron and is one of the factors which controls the survival and/or the maintenance of the differentiated state of the cell.作者: Brittle 時間: 2025-3-31 21:20
Nonparametric Bayesian Deep Visualizationcortical grafts placed into frontal cortical lesions made in the .. Our analysis of the relatively discrete thalamocortical projection system in this experimental paradigm is compared to the trophic effects exerted on the more diffuse cholinergic projection system by neocortical transplants placed into . host cortical lesion cavities.
