background: danae racemosa is used medicinally and as a culinary spice. its constituents are stated to have antithrombotic, antihepatotoxic, antinociceptive and antioxidant. objective: enhanced oxidative stress and changes in antioxidant capacity are considered to play an important role in the pathogenesis of chronic diabetes mellitus. methods: wistar male rat (n=30) were allocated into three g...

background: in traditional medicine zingiber officinale used to regulate female menstural cycle and treat male infertility. recent studies have suggested the possible role of ginger extract in improving the testicular damage of busulfan. objective: the aim of this study was to evaluate the effects of zingiber officinale on the sperm parameters, testosterone level and the volume of the testes an...

background: “teucrium polium l.” (tp) has been long recommended in iranian folk medicine for its anti-diabetic activities. we attempt here to evaluate the effect of tp extract on insulin secretion in rat pancreas. methods: rat pancreas was isolated in situ and perfused with krebs solution containing low glucose (lg, 2.8 mm) or high glucose (hg, 16.7 mm) as perfusate. the aqueous extract (aq. e)...

background the production of nanoparticles using a biosystem is considered green chemistry. application of plant extracts as a biological process has been proven to be suitable for synthesis of nanoparticles. objectives this study designed in order to evaluate the production of silver nanoparticles using juglans regia leaf extract and to compare the outcome of different preparation methods of p...

background :    due to excessive consumption of synthetic drugs, drug resistance rate of pathogenic bacteria is increasing and there is an ever-increasing need to find new safe compounds to tackle this problem. this study was conducted to investigate the consequences of chavill extract on the growth and viability of gastrointestinal pathogenic bacterium and probiotics bacteria.   methods :    t...

objective: many species of plants present noticeable potency against human bacterial and fungal pathogens. materials and methods: in the current study, antimicrobial activity of the fresh fruits of 4 cultivars (a to d) of malus domestica cultivated in the qamsar area of kashan, iranwas investigated. the disk diffusion and minimal inhibitory concentration (mic) evaluation antimicrobial activity ...

background & aim: restrictions on the use of synthetic antioxidant such as butylated hydroxyanisole (bha) and butylated hydroxytoluene (bht) are being imposed because of their carcinogecity . experimental: in this investigation, optimization of phenolic extraction process from methanolic (80%) extract (v/v) of  flomideschema parviflorum through response surface methodology by fulin cio-calt...

the expansion of aquaculture in the last 10 years has made it an important source of protein worldwide.  however, increased production, and the culture intensification it carries, results in higher risk of infectious disease due to poor water quality and high stocking densities. disease has several negative effects on fish, which include reduced feed efficiency, impaired growth and death, repre...

background & aim: fabaceae plant family cow tail (smirnovia iranica) is one of the valuable species of native shrubs and sand dunes in the central region of iran which is consistent with the production of forage and soil conservation and creating a beautiful landscape; it has the active ingredients of medicinal values. the purpose of this study was to investigate the presence of some phytoc...