organ donation is an integral part of the health care system. many patients who have had an accident or have undergone a progressive disease are in need of an organ transplant and if they do not receive the required organ they would die. it is important to know that the most important source of organ donation is the brain death patients. it is highly essential to determine the pivotal factors t...

#no abstract#

#no abstract#

a common pathological process that occurred after brain injury is gliosis. gliosis involves the activation of glial cells to proliferate and become hypertrophic to occupy the injured brain areas. in order to form a defense system against the invasion of micro-organisms and cytotoxins into surrounding tissue, glial cells including astrocytes and microglia undergo reactive response to injury. neu...

information about the health risks that might be associated with lipstick consumption effects is scarce in the literature. the present work investigated the bioaccumulation of lead (pb) in brain of rats originated from lipstick sample. first, lead contents were determined in 12 different brands of lipsticks. lead was detected in all the studied samples. the average lead content in 14 lipsticks ...

ischemic brain injury involves a complex sequence of excitetoxic and oxidative events. metformin is proposed as one of the potential candidates for returning the body to its basic homeostasis in ischemic situations. metformin can either protect or damage cells by activating amp-activated protein kinase (ampk) and its downstream factors so, it has a dual role in the cerebral ischemia context, bu...

background : the word death has been brought in several verses of quran. the purpose of this study is to discuss and compare similarities and differences between quran’s and forensics’ perspective in terms of death. methods: the present study is carried out by library studies on multiple interpretations of quran, interpretation of juridical references and comparing them with current forensics k...

in the development of neuroinflammatory diseases, alterations of the blood brain barrier (bbb) represent key events. the integrity of the bbb is partially maintained by endothelia cells (ecs), since they actively limit the transmigration of immune cells. however, the factors that cause endothelial cells to develop an immune cell-permissive phenotype are poorly understood. in general, it has bee...

primary and secondary malignant central nervous system (cns) tumors are devastating invasive tumors able to give rise to many kinds of differentiated tumor cells. glioblastoma multiform (gbm), is the most malignant brain tumor, in which its growth and persistence depend on cancer stem cells with enhanced dna damage repair program that also induces recurrence and resists current chemo- and radio...

introduction: brain weight and cranial capacity are important parameters in the study of racial/ ethnic differences. this study was done to determine the effect of ethnicity on the female’s brain weight in northern iran. methods: brain weight was estimated using linear (lee–pearson’s) formula in 410 normal 17–20 year old (207 native fars and 203 turkman) females in northern iran. dimensions of ...