نتایج جستجو برای: purkinje cells

تعداد نتایج: 1386363  

Alireza Khalatbary, Alireza Rafiei, Behrooz Mohammadnegad, Elmira Ghaffari,

Background: Deltamethrin (DM) is a synthetic pyrethroid insecticide that can elicit neurotoxicity, and lead to apoptosis. There is accumulating evidence that oleuropein (OE) has anti-apoptotic effect. This study aimed at determining the DM toxicity and anti-apoptotic effect of OE pretreatment in cerebellar Purkinje neurons. Materials and Methods: Rats were randomly divided into four groups a...

Azam Ramezani Iran Goudarzi, Kataneh Abrari, Mahmoud Elahdadi Salmani, Mohammad Taghi Ghorbanian Taghi Lashkarboluki

Objective(s) The purpose of this study was to investigate the role of oxidative stress in Purkinje cell neurotoxicity ofethanol-treated rat. Materials and Methods Male rat pups 4-day-old was used in this study. Ethanol was administered to rat pups at a dose of 6 g/kg from postnatal days (PDs) 4 to 5.  Pups were killed 90 min after the second alcohol treatment on PD 5 by decapitation and the ...

Journal: :research in molecular medicine 0
alireza khalatbary molecular and cell biology research center, department of anatomy, faculty of medicine, mazandaran university of medical sciences, sari, iran. behrooz mohammadnegad department of anatomy, faculty of medicine, mazandaran university of medical sciences, sari, iran elmira ghaffari department of anatomy, faculty of medicine, mazandaran university of medical sciences, sari, iran alireza rafiei molecular and cell biology research center, department of immunology, faculty of medicine, mazandaran university of medical sciences, sari, iran

background: deltamethrin (dm) is a synthetic pyrethroid insecticide that can elicit neurotoxicity, and lead to apoptosis. there is accumulating evidence that oleuropein (oe) has anti-apoptotic effect. this study aimed at determining the dm toxicity and anti-apoptotic effect of oe pretreatment in cerebellar purkinje neurons. materials and methods: rats were randomly divided into four groups as f...

Journal: :iranian journal of basic medical sciences 0
azam ramezani faculty of biology, damghan university, damghan, iran iran goudarzi faculty of biology, damghan university, damghan, iran taghi lashkarboluki faculty of biology, damghan university, damghan, iran mohammad taghi ghorbanian faculty of biology, damghan university, damghan, iran kataneh abrari faculty of biology, damghan university, damghan, iran mahmoud elahdadi salmani faculty of biology, damghan university, damghan, iran

objective(s) the purpose of this study was to investigate the role of oxidative stress in purkinje cell neurotoxicity ofethanol-treated rat. materials and methods male rat pups 4-day-old was used in this study. ethanol was administered to rat pups at a dose of 6 g/kg from postnatal days (pds) 4 to 5.  pups were killed 90 min after the second alcohol treatment on pd 5 by decapitation and the bra...

Journal: :International journal of clinical obstetrics and gynaecology 2022

We report on a rare case of paraneoplastic syndrome (PS) that was discovered completion diagnostic work up to be fallopian tube carcinoma. A 65year old female, presented with 1 month history imbalance, gait instability, incoordination right upper limb, vertigo and vomiting. Cerebrovascular accident drug intoxication excluded. Indicative further diagnosis presence adnexal mass in pelvis identifi...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2011
Alejandro Garzón Roman O Grigoriev Flavio H Fenton

This paper describes a systematic approach to suppressing cardiac alternans in simulated Purkinje fibers using localized current injections. We investigate the controllability and observability of the periodically paced Noble model for different locations of the recording and control electrodes. In particular, we show that the loss of controllability causes the failure of the control approach i...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2006
Chihiro Hisatsune Yukiko Kuroda Takumi Akagi Takashi Torashima Hirokazu Hirai Tsutomu Hashikawa Takafumi Inoue Katsuhiko Mikoshiba

Here, we show that cultured Purkinje cells from inositol 1,4,5-trisphosphate receptor type 1 knock-out (IP3R1KO) mice exhibited abnormal dendritic morphology. Interestingly, despite the huge amount of IP3R1 expression in Purkinje cells, IP3R1 in granule cells, not in the Purkinje cells, was responsible for the shape of Purkinje cell dendrites. We also found that BDNF application rescued the den...

Journal: :The Journal of comparative neurology 1985
J Altman S A Bayer

The time of origin, site of origin, migratory path and settling pattern of the Purkinje cells of the cerebellar hemispheres, anterior vermis, and posterior vermis were investigated in thymidine radiograms and plastic-embedded materials from rat embryos ranging in age from 15 to 22 days. In the hemispheres there is a rostral-to-caudal cytogenetic gradient: the Purkinje cells of lobulus simplex, ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2011
Maria Johanna Dizon Kamran Khodakhah

The well established anatomy of the cerebellar cortex has led to suggestions that cerebellar molecular layer interneurons laterally inhibit Purkinje cells. In support of the anatomical predictions, on-beam excitation and off-beam inhibition of Purkinje cells have been shown to occur when the surface of the cerebellum is electrically excited. Patchy excitation of Purkinje cells with flanking inh...

امینی, عبداله, فقیهی, ابوالفضل, مهدی زاده, مهدی,

Background and Aim: The results of various reports show that cadmium, as a teratogenic agent, affects the development and evolution of mammals because it has several toxic impacts. On the other hand, regarding the increase in cadmium use in industrial communities and its presence in non-industrial sources –such as foods, water, beverages, cigarette- and also considering the reports presenting t...

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