HIV seroprevalence among high-risk groups in Kohgiloyeh and Boyerahmad Province, Southwest of Iran, a behavioral surveillance survey.

We conducted a survey to assess the seroprevalence and risk behaviors for HIV infection in 2,009 individuals in Kohgiloyeh and Boyerahmad province, in Southwest of Iran. Blood samples were drawn from each participant and tested for anti-HIV1/2 antibodies. HIV antibodies were detected in 36 (1.

Synthesis, characterization, oxidative degradation, antibacterial activity and acetylcholinesterase/butyrylcholinesterase inhibitory effects of some new phosphorus(V) hydrazides.

Some new phosphorus(V) hydrazides 1a-12a were synthesized and characterized by (1)H, (13)C, (31)P NMR, IR spectroscopy and elemental analysis. Moreover, the interaction of Cu(M)(2)·nH(2)O with 1a, 3a and 7a gave 4,4'-bis(morpholine)diazene (1b). In fact, in these reactions, copper(II) ions acted as oxidizing agent.

Design, synthesis and anticholinesterase activity of some new α-aminobisphosphonates.

Some new α-aminomethylenephosphonic acids 1-11 were synthesised and characterised by (1)H, (13)C, (31)P NMR, IR spectroscopy and elemental analysis. The potencies of these compounds to inhibit human erythrocyte acetylcholinesterase (hAChE, EC 3.1.

Molecular detection of host cytokine expression in Helicobacter pylori infected patients via semi-quantitative RT-PCR.

Background: Helicobacter pylori (Hp) is a bacterium recognised as a main causative agent for the development of chronic active gastritis, peptic ulcer disease, gastric adenocarcinoma and primary gastric lymphoma.

Objective: Determination of the levels of IFN-gamma (pro-inflammatory) and IL-4 (anti inflammatory) cytokine expression as indicators of Th1 and Th2 immune responses in gastric cancer (GC) and non gastric cancer (Non GC) dyspeptic patients by gene specific RT-PCR.

Materials And Methods: Biopsy specimens were collected from three groups of gastric cancer (GC=18), non ulcer dyspepsia (NUD = 38) and peptic ulcer patients (PUD=20).

Inositol 1,4,5-trisphosphate 3-kinase-A is a new cell motility-promoting protein that increases the metastatic potential of tumor cells by two functional activities.

Cellular migration is an essential prerequisite for metastatic dissemination of cancer cells. This study demonstrates that the neuron/testis-specific F-actin-targeted inositol 1,4,5-trisphosphate 3-kinase-A (ITPKA) is ectopically expressed in different human tumor cell lines and during tumor progression in the metastatic tumor model Balb-neuT. High expression of ITPKA increases invasive migration in vitro and metastasis in a xenograft SCID mouse model.

Photodynamic therapy as a new treatment of cutaneous leishmaniasis.

We assessed the effectiveness of photodynamic therapy in the treatment of cutaneous leishmaniasis in 5 patients. Delta-aminolevulinic acid in a water-in-oil emulsion was applied to the lesions and irradiation was performed. The treatment was repeated once a week for a month.