نتایج جستجو برای: cerebral ischemia

تعداد نتایج: 248702  

Mohammad Shabani, Reza Aref Nezhad,

Stroke as the third cause of death in industrialized societies after cardiovascular and cancerous diseases Based on the type of artery involved, its location and size can lead to various side effects such as half-body movement disorder, sensory impairment, memory impairment, and other problems. In this regard, due to the complications of chemical drugs and their long-term use in treating the di...

Background: Nepeta dschuparensis Bornm (NP) is used as a medicinal herb in Iran. In traditional medicine, this herb is extensively employed for curing ailments such as cardiovascular diseases. NP has antioxidant and anti-inflammatory properties. This project examined the effects of the NP extract on cyclooxygenase-2 (COX-2) and interleukin-1β (IL-1β) protein levels and its efficacy in neuroprot...

Journal: :AJNR. American journal of neuroradiology 2014
D I A Mir A Gupta A Dunning L Puchi C L Robinson H-A B Epstein P C Sanelli

BACKGROUND AND PURPOSE Delayed cerebral ischemia is a significant cause of morbidity and mortality after aneurysmal SAH, leading to poor outcomes. The purpose of this study was to evaluate the usefulness of CTP in determining delayed cerebral ischemia in patients with aneurysmal SAH. MATERIALS AND METHODS We conducted a systematic review evaluating studies that assessed CTP in patients with a...

Journal: :Stroke 1984
J M Dean P J Hoehner M C Rogers R J Traystman

Lidoflazine, a calcium channel blocker, was administered to dogs following twelve minutes of cerebral ischemia, induced by aortic cross-clamping. The effects of lidoflazine (1 mg/kg i.v.) on cerebral blood flow following ischemia was studied in 15 anesthetized, mechanically ventilated dogs. Cerebral blood flow was measured with the radiolabelled microsphere technique before and 10, 30, 60, 90 a...

2017
In Hye Kim Yong Hwan Jeon Tae-Kyeong Lee Jeong Hwi Cho Jae-Chul Lee Joon Ha Park Ji Hyeon Ahn Bich-Na Shin Yang Hee Kim Seongkweon Hong Bing Chun Yan Moo-Ho Won Yun Lyul Lee

Ischemic preconditioning elicited by a non-fatal brief occlusion of blood flow has been applied for an experimental therapeutic strategy against a subsequent fatal ischemic insult. In this study, we investigated the neuroprotective effects of ischemic preconditioning (2-minute transient cerebral ischemia) on calbindin D28k immunoreactivity in the gerbil hippocampal CA1 area following a subseque...

Journal: :Annals of palliative medicine 2021

Background: Cerebral ischemic reperfusion injury (CI/RI) is a common cerebrovascular disease with high morbidity and disability that threatens human health. This study was conducted to explore the effects of dexmedetomidine (Dex) on c-Jun N-terminal kinase (JNK) pathway in CI/RI, provide theoretical basis for recovery brain function after cerebral ischemia.

Journal: :Turkish neurosurgery 2012
Chunguang Yang Hongwei Wang Shiling Zhang Yanna Cheng Jing Sun

AIM NKN reduces brain edema, neuronal death and neurological deficits in rats after cerebral ischemia. In the present study, we investigated whether NKN was effective on brain injury in cerebral ischemia rats. MATERIAL AND METHODS The middle cerebral artery occlusion (MCAO) model was used to produce experimental cerebral ischemia in adult male Wistar rats. The activity of SOD ...

Journal: :Stroke 1992
R Mirro L Lowery-Smith W M Armstead M Shibata S L Zuckerman C W Leffler

BACKGROUND AND PURPOSE Hypocapnic cerebral vasoconstriction is used therapeutically to reduce elevated intracranial pressure caused by cerebral edema. Because cerebral ischemia/reperfusion injury causes a selective loss of prostanoid-dependent responses, including vasodilation to hypercapnia, we designed these experiments to examine the effect of ischemia/reperfusion on hypocapnic cerebral vaso...

ژورنال: Medical Laboratory Journal 2019
Fallahmohammadi , Ziya, Faghfoori , Zeinab , Moazzami , Mahtab , Seydyousefi , Mehdi , Yaghoubi , Ali ,

ABSTRACT             Background and objectives: Stroke is one of the leading causes of death and long-term acquired disability. It is of great importance to seek ways for improving motor, sensory, and cognitive function after stroke and brain injury. In this regard, therapeutic exercise is the most commonly used method of rehabilitation that can significantly reduce the severity of functional ...

Journal: :Stroke 1979
U Ito K Ohno R Nakamura F Suganuma Y Inaba

The left cerebral hemisphere of Mongolian gerbils was used to elucidate the mechanisms of brain edema which develop during cerebral ischemia and after restoration of cerebral blood flow following temporary ischemia. Water content was measured by the tissue-drying method. Sodium and potssium ion concentration was measured by flame photometry. Passage of 131I-albumin (RISA) from blood to the cere...

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