نتایج جستجو برای: behavior alterations

تعداد نتایج: 723855  

Journal: :Archives of general psychiatry 1998
W H Kaye C G Greeno H Moss J Fernstrom M Fernstrom L R Lilenfeld T E Weltzin J J Mann

BACKGROUND Women with bulimia nervosa (BN) have disturbances of mood and behavior and alterations of monoamine activity when they are bingeing and purging. It is not known whether these alterations are secondary to pathological eating behavior or traits that could contribute to the pathogenesis of BN. METHODS To avoid the confounding effects of pathological eating behavior, we studied 30 wome...

2015
Fatemeh Geranmayeh Richard JS Wise Robert Leech Kevin Murphy

Blood oxygenation level-dependent (BOLD) contrast functional magnetic resonance imaging (fMRI) is a widely used technique to map brain function, and to monitor its recovery after stroke. Since stroke has a vascular etiology, the neurovascular coupling between cerebral blood flow and neural activity may be altered, resulting in uncertainties when interpreting longitudinal BOLD signal changes. Th...

Journal: :CNS neuroscience & therapeutics 2017
Raquel Fonseca Rui A Carvalho Cristina Lemos Ana C Sequeira Inês R Pita Fábio Carvalho Carlos D Silva Rui D S Prediger Ivana Jarak Rodrigo A Cunha Carlos A Fontes Ribeiro Attila Köfalvi Frederico C Pereira

INTRODUCTION We recently showed that a single high dose of methamphetamine (METH) induces a persistent frontal cortical monoamine depletion that is accompanied by helpless-like behavior in mice. However, brain metabolic alterations underlying both neurochemical and mood alterations remain unknown. AIMS Herein, we aimed at characterizing frontal cortical metabolic alterations associated with e...

Journal: :Behavior genetics 2010
J P Curley V Rock A M Moynihan P Bateson E B Keverne F A Champagne

The interaction between genotype and environment is an important feature of the process of development. We investigate this interaction by examining the influence of postnatal cross-fostering and post-weaning cross-housing on the behavioral development of 129S and B6 mice. Following cross-fostering, we found significant alterations in the frequency of maternal care as a function of maternal str...

Journal: :Journal of the American Veterinary Medical Association 2007
Misse A-M Väisänen Suvi K Tuomikoski Outi M Vainio

OBJECTIVE To identify behavioral alterations in client-owned cats recovering at home following elective ovariohysterectomy or castration and determine owner perceptions regarding severity of postoperative pain. DESIGN Cohort study. Animals-145 cats undergoing elective ovariohysterectomy (n = 80) or castration (65) at 4 veterinary clinics in Finland. PROCEDURES Owners were asked to complete ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد 1376

in this thesis our aim is to construct vector field in r3 for which the corresponding one-dimensional maps have certain discontinuities. two kinds of vector fields are considered, the first the lorenz vector field, and the second originally introced here. the latter have chaotic behavior and motivate a class of one-parameter families of maps which have positive lyapunov exponents for an open in...

Introduction: Curcumin, a yellow-pigment, found in the popular Indian spice turmeric (Curcuma longa), poses pharmaceutical applications due to its anti-inflammatory, antioxidant, and chemoprotective properties. Excessive fluoride causes fluorosis leading to neurodegeneration and associated behavioral deficits, particularly in children. This study aimed at investigating the neuroprotective abili...

Journal: :The Journal of experimental biology 2011
Robyn J Crook Trevor Lewis Roger T Hanlon Edgar T Walters

Survivable injuries are a common yet costly experience. The ability to sense and respond to noxious stimuli is an almost universal trait, and prolonged behavioral alterations, including sensitization to touch and other stimuli, may function to ameliorate fitness costs associated with injury. Cephalopods can modify their behavior by learned association with noxious electric shock, but non-associ...

2017
Augusto Cabrera-Becerril Cruz Vargas-De-León Sergio Hernández Pedro Miramontes Raúl Peralta

Computational modeling has been applied to simulate the heterogeneity of cancer behavior. The development of Cervical Cancer (CC) is a process in which the cell acquires dynamic behavior from non-deleterious and deleterious mutations, exhibiting chromosomal alterations as a manifestation of this dynamic. To further determine the progression of chromosomal alterations in precursor lesions and CC...

Journal: :Hematology. American Society of Hematology. Education Program 2013
German Ott Andreas Rosenwald Elias Campo

MYC is a potent oncogene initially identified as the target of the t(8;14)(q24;q32) chromosome translocation in Burkitt lymphoma. MYC gene alterations have been identified in other mature B-cell neoplasms that are usually associated with an aggressive clinical behavior. Most of these tumors originate in cells that do not normally express MYC protein. The oncogenic events leading to MYC up-regul...

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