introduction: the aim of this in vitro study was to evaluate the effect of 10% citric acid and 17% ethylenediaminetetraacetic acid (edta) irrigating solutions on the surface morphology of young and old root dentin by determining the number and diameter of dentinal tubules using scanning electron microscopy (sem). methods and materials: fifty healthy human teeth collected from young (≤30 years) ...

background: analysis of human cancer serum has revealed the presence of high amounts of hyaluronan (hyaluronic acid, ha) when compared to human normal serum, it is well documented that ha and its receptors, known as hyaladherins (habps) are involved in matrix regulation, cell proliferation, migration and malignant tumour progression. these hyaladherins not only interact with hyaluronan at the m...

background: fenugreek (trigonella foenum - graecum l.) is an annual medicinal plant belongs to the legume family and has anti-diabetic, anti-fertility, anticancer, anti-microbial, anti-parasitic and hypocholesterolaemic effects. objective: evaluation of growth and trigonelline /mucilage content in fenugreek under application of plant growth regulators (pgr). methods: the experiment was conducte...

ba ckground: obesity is a consequence of the excessive accumulation of fat in adipose tissue which can result in significant morbidity and mortality. obesity is a major health problem in iran.  objective: the aim of this study was to investigate the  effects of  epa consumption on bmi  and  fasting blood sugar by fabp2 genotypes and pparα (leu162val, and g/c intron polymorphism) genotypes.   m ...

lactobacillus strains are a major part of the probiotics, microflora of the intestine and of fermented dairy products, and are found in a variety of environments. the aim of this study was to find out the ability of bile and acid tolerance and antibacterial properties of the twenty eight isolates of three group lactobacilli namely lactobacillus plantarum, lactobacillus casei and lactobacillus d...

the objective of this research is to identify arabidopsis thaliana genes encoding acid phosphatases induced by phosphate starvation. multiple alignments of eukaryotic acid phosphatase amino acid sequences led to the classification of these proteins into four groups including purple acid phosphatases (paps). specific primers were degenerated and designed based on conserved sequences of paps isol...

Bitter melon (Colocynth) is a species of herbs, annual medicinal plant of family Cucurbitaceae which are mainly grown in warm regions of Iran. Fatty acids of the seeds of this plant are considered as important materials, medicinally. In this study, essential fatty acids of seed collected from nine different regions of Iran were evaluated. The composition of fatty acids such as oleic, linoleic, ...