a-10-year-old girl was referred to our department for multiple hyperpigmented plaques. one  week  previously,  she  had  been  given  one  suppository  of  acetylsalicylic acid  – phenobarbital for fever. twelve hours after the drug intake the child developed pruritic red plaques on the left thigh. six weeks after resolution of the acute reaction, patch tests were performed separately, with phe...

purpose: to evaluate densitometry of crystalline lens after cxl procedure in keratoconic patients. methods: in a quasi-experimental study three-dimensional lens densitometry was performed by pentacam scheimpflug camera at base line and 6 months later. subject group contained patients with diagnosed progressive keratoconus who underwent cxl surgery (n = 40). control group contained aged-matched ...

purpose: to evaluate the effectiveness of corneal collagen cross-linking with uv-a and riboflavin (cxl) for treatment of refractory herpes simplex virus necrotizing keratitis. case reports: two patients with a diagnosis of hsv necrotizing stromal keratitis referred to khalili hospital eye emergency room and who were resistant to conventional treatment underwent cxl. response to treatment was ev...

background: caprine besnoitiosis is an economically important disease of goats. neospora caninum, another coccidian parasite of worldwide distribution, infects several animal species and is a major cause of abortion in cattle . combined infections of n. caninum and besnoitia caprae can occur in geo-graphical areas endemic for both species of parasite in goats. this experiment was conducted to i...

background and objectives : 300 pseudomonas aeruginosa strains were isolated from hospitalized patients in iran. using international antigenic typing system (iats) antibodies, all strains were classified into 16 serotypes while serotype 14 was not identified among the 17 known serotypes. to evaluate the rate of cross-reactivity between o- antigenic determinants, monospecific polyclonal antibodi...

background chitosan is a naturally occurring biopolymer which has been widely used in a variety of biomedical applications including local antibiotic delivery due to its excellent mechanical properties, biodegradability and biocompatibility. beads are spherical, porous carriers which are prepared from various materials including chitosan. objectives the current study aimed to fabricate a new co...

Following Swales’s  (1981)  works  on  genre  analysis,  studies  on  different  sections  of  Research Articles  (RAs)  in  various  languages  and  fields  abound;  however,  only  scant  attention  has  been directed toward abstracts written in Persian, and in the field of literature. Moreover, claims made by Lores (2004) regarding the correspondence of two types of abstracts with different ...

Epistemic modality devices are believed to be one of the prominent characteristics of research articles as the commonly used genre among the academic community members. Considering the importance of such devices in producing and comprehending scientific discourse, this study aimed to cross–culturally and cross-linguistically investigate epistemic modality markers as an important subcategory...

Web applica t ions should be usable in order t o be accepted by users and to improve th e ir success probability. Despite the fact tha t th is requirem ent has promoted th e em ergence of severa l usability eva lua t ion methods, there is a need for empir ica lly valida ted methods that provide evidence about their effect iveness and tha t can be proper ly in tegra ted in to ea r ly stages of W...