Abstract:
:Developing neurons synthesize substantial quantities of membrane phospholipids in producing new synapses. We investigated the effects of maternal uridine (as uridine-5'-monophosphate) and docosahexaenoic acid supplementation on pups' brain phospholipids, synaptic proteins and dendritic spine densities. Dams consumed neither, 1 or both compounds for 10 days before parturition and 20 days while nursing. By day 21, brains of weanlings receiving both exhibited significant increases in membrane phosphatides, various pre- and postsynaptic proteins (synapsin-1, mGluR1, PSD-95), and in hippocampal dendritic spine densities. Administering these phosphatide precursors to lactating mothers or infants could be useful for treating developmental disorders characterized by deficient synapses.
journal_name
Dev Neuroscijournal_title
Developmental neuroscienceauthors
Cansev M,Marzloff G,Sakamoto T,Ulus IH,Wurtman RJdoi
10.1159/000193394subject
Has Abstractpub_date
2009-01-01 00:00:00pages
181-92issue
3eissn
0378-5866issn
1421-9859pii
000193394journal_volume
31pub_type
杂志文章abstract::Primary cultures of cerebellum from 5-day-old rats indicated that proliferating neuroblasts synthesize and release nerve growth factor (NGF). Since NGF promotes DNA synthesis in these cells, our findings demonstrate that the early developing cerebellum is a suitable physiological model for studying the autocrine mitog...
journal_title:Developmental neuroscience
pub_type: 杂志文章
doi:10.1159/000111673
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abstract::In this study, the proliferative activity of cultured chick neuroblasts exposed to high or low concentrations of fetal calf serum (FCS) was investigated. Different experimental evidences showed that the first 2-3 days of culture correspond to a period of neuronal proliferation in our culture conditions, whereas contam...
journal_title:Developmental neuroscience
pub_type: 杂志文章
doi:10.1159/000112344
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abstract::Proper eye formation depends on specific interactions between neural and ectodermal tissues coupled with temporally distinct gene expression and a regulated sequence of signaling events. The homeobox gene Pax6 is vitally important to the entire process of eye development in both vertebrates and invertebrates. Pax6 exp...
journal_title:Developmental neuroscience
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journal_title:Developmental neuroscience
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doi:10.1159/000017352
更新日期:1998-01-01 00:00:00
abstract::Extracts prepared from embryonic, neonatal and adult rat brain were examined for the presence of oligodendroglial mitogens. Brain-derived mitogenic activities were found in all developmental stages with specific activity increasing during neonatal development. Extracts from postnatal day 7 contained the highest specif...
journal_title:Developmental neuroscience
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doi:10.1159/000112301
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abstract::Prenatal cocaine exposure results in behavioral abnormalities throughout development in rats, but little is known regarding the biological mechanisms underlying these abnormalities. Pregnant rats received subcutaneous twice-daily injections (1 ml/kg) of normal saline or 15 mg/kg of cocaine hydrochloride throughout ges...
journal_title:Developmental neuroscience
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doi:10.1159/000069363
更新日期:2002-01-01 00:00:00
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journal_title:Developmental neuroscience
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doi:10.1159/000111857
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journal_title:Developmental neuroscience
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doi:10.1159/000112140
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abstract::We have previously shown that lipopolysaccharide (LPS) sensitizes the immature rat brain to subsequent hypoxic-ischemic (HI) injury; however, the underlying mechanisms remain unclear. In this study, we examined the role of glucose in the sensitizing effects of LPS and lipoteichoic acid (LTA) in combination with HI in ...
journal_title:Developmental neuroscience
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doi:10.1159/000080713
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journal_title:Developmental neuroscience
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doi:10.1159/000017396
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journal_title:Developmental neuroscience
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doi:10.1159/000488979
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abstract::Adrenoleukodystrophy (ALD) is an X-linked recessive disorder that affects mainly the nervous system white matter and the adrenal cortex. It is associated with an abnormal accumulation of saturated very long chain fatty acids and can be diagnosed by demonstrating an excess of these substances in plasma or red cells. Ou...
journal_title:Developmental neuroscience
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更新日期:1991-01-01 00:00:00
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journal_title:Developmental neuroscience
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doi:10.1159/000111289
更新日期:1995-01-01 00:00:00
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journal_title:Developmental neuroscience
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journal_title:Developmental neuroscience
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doi:10.1159/000111442
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doi:10.1159/000112346
更新日期:1983-01-01 00:00:00
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journal_title:Developmental neuroscience
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更新日期:2005-03-01 00:00:00
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journal_title:Developmental neuroscience
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doi:10.1159/000096212
更新日期:2007-01-01 00:00:00
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journal_title:Developmental neuroscience
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journal_title:Developmental neuroscience
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journal_title:Developmental neuroscience
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