BACKGROUND The leaves of Vaccinium arctostaphylos (Qare qat) is advocated for the treatment of hypertension in Iran' folk medicine. The objective of was to examine the possible hypotensive activity of aqueous extract of Vaccinium arctostaphylos leaves in rat model of two-kidney, one-clip hypertension. METHODS Rats were subjected to sham operation of the placement of Plexiglass clip on left re...

BACKGROUND/AIMS The habit of chewing khat (Catha edulis) for its amphetamine-like effects is highly prevalent in Yemen and east Africa, and has expanded to Western countries. The purpose of this study was to estimate and compare the prevalence and levels of 14 periodontal bacteria in gingival plaque of khat chewers and khat nonchewers, as well as of khat chewing sides and khat nonchewing sides....

BACKGROUND Khat (Catha edulis Forsk) is a psycho-stimulant substance grown in East Africa. But its adverse effects and its prevalence are not well studied. The main aim of the present study is thus to assess the association between khat chewing and GI problems among students in Ambo University. METHODS A cross-sectional study was conducted in January 2010 on 1005 Ambo University students. Stu...

BACKGROUND Mammalian spermatozoa have been shown to have beta(1,2,3)- and alpha(2A)-adrenergic receptors, the former functioning only in uncapacitated spermatozoa and the latter only in capacitated cells. Cathine, an amphetamine-related metabolite of a compound found in Catha edulis leaves, accelerates capacitation and inhibits spontaneous acrosome loss by regulating cAMP production. This study...

INTRODUCTION Mental distress is becoming a common health problem among university students. There is limited information in this regard in Ethiopia. This study was aimed to determine the prevalence and associated factors of mental distress among students in Adama University. METHODS A cross-sectional study was conducted in March2011. Four hundred and thirteen students were participated in the...

Background and aim: Long-term denture tooth color stability for patients is an important criterion in choosing the types of dental materials to use as one main concerns treatment. Discoloration teeth may result patient dissatisfaction additional expense their replacement. In Yemen, khat (Catha Edulis) chewing habit affect acrylic teeth. The aim this study was assess effect extract on reinforced...

OBJECTIVE To examine the distribution of quantitative autistic traits (QATs) in an independent neurofibromatosis type I (NF1) sample, the relationships between QAT, sex, and attention deficit hyperactivity disorder (ADHD) symptomatology, and to explore evidence for QAT mutational specificity within families. STUDY DESIGN Age-appropriate versions of the Social Responsiveness Scale, second edit...

Human lysosomal protective protein/cathepsin A (CathA) is a multifunctional protein that exhibits not only protective functions as to lysosomal glycosidases, i.e., neuraminidase 1 (NEU1) and beta-galactosidase (GLB), but also its own serine carboxypeptidase activity, and exhibits conserved structural similarity to yeast and wheat homologs (CPY and CPW). Our previous study revealed that the R344...