in a period of nine months, 225 strains of gram-negative bacilli isolated from burns were identified by a variety of tests in two burn centers in tehran. the most common species were pseudomonas aeruginosa, pseudomonas fluorescens, escherichia coli, enterobacter agglomerans, enterobacter cloacae and klebsiella pneumoniae. many strains of acinetobacter spp, providencia spp, proteus spp, serratia...

Background & Objectives: Fasting in the month of Ramadan has several positive effects on the emotional and mental state and improves happiness in the community. This study aimed to investigate the effects of fasting on the level of happiness in the general population. Materials and Methods: In this study, we used pretest-posttest analysis to evaluate the hypothesis, and the study population con...

Negative polarity items (NPIs) are a class of expressions whose distribution is restricted to affective contexts, especially to the negative context (Kato (1985)). Examples of the expressions traditionally counted as Japanese negative polarity items are: kessite ('ever'), nannimo ('anything'), daremo (`anyone'), dokomo (`anywhere'), tittomo (`not at all'), and sika ('only') (Ikeya and Kawamori ...

The planewave response of a linear passive material generally cannot be characterized by a single scalar refractive index, as directionality of energy flow and multiple wavevectors may need to be considered. This is especially significant for materials which support negative refraction, negative phase velocity, and counterposition. By means of a numerical example based on a commonly studied bia...

Background: Schizophrenia is a psychiatric disorder that impairs several intellectual functions, including attention processes.  Objectives: To investigate attention deficit in a group of patients with schizophrenia.  Method: Thirty patients with schizophrenia hospitalized in three psychiatric wards in Shiraz and Isfahan and 30 normal healthy subjects matched for age, gender and years of educat...

Background: Previous data have shown the tumorigenicity roles of HDAC8 in breast cancer. More recently, the oncogenic effects of this molecule have been revealed in TNBC. The present study aimed to determine the diagnostic value of HDAC8 for the differentiation of TNBC from nTNBC tumors. Methods: A total of 50 cancerous and normal adjacent tumor specimens were obtained, and the clinical and pat...