نتایج جستجو برای: active β

تعداد نتایج: 609822  

2008
A. P. F. Atman J. G. Moreira

In a roughening process, the growth exponent β describes how the roughness w grows with the time t: w ∼ t β. We determine the exponent β of a growth process generated by the spatiotemporal patterns of the one dimensional Domany-Kinzel cellular automaton. The values obtained for β shows a cusp at the frozen/active transition which permits determination of the transition line. The β value at the ...

Journal: :biomacromolecular journal 2015
fahimeh mehranfar abdol-khalegh bordbar razieh amiri amiri

curcumin (cur) is the active curcuminoid with many physiological, biochemical, and pharmacological properties. solubility and stability of cur is the limiting factors for realizing its therapeutic potential. bovine β-casein is an abundant milk protein that is highly amphiphilic and self-assembles into stable micellar nanoparticles in aqueous solution. β-casein nanoparticle can solubilize cur mo...

Curcumin (CUR) is the active curcuminoid with many physiological, biochemical, and pharmacological properties. Solubility and stability of CUR is the limiting factors for realizing its therapeutic potential. Bovine β-casein is an abundant milk protein that is highly amphiphilic and self-assembles into stable micellar nanoparticles in aqueous solution. β-Casein nanoparticle can solubilize CUR mo...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2011
Hiroyuki Akita

This review summarizes the chemoenzymatic synthesis of the biologically active natural products based on a combination of chemical diastereoselectivity and enzymatic enantioselectivity using biocatalyst. Asymmetric reduction of 2-methyl-3-keto ester with yeast gave the optically active syn-2-methyl-3-hydroxy ester, which was converted to natural product such as (-)-oudemansin B. Asymmetric hydr...

2011
Takatoku Oida Howard L. Weiner

BACKGROUND It is generally assumed that T cells do not produce active TGF-β since active TGF-β as measured in supernatants by ELISA without acidification is usually not detectable. However, it is possible that active TGF-β from T cells may take a special form which is not detectable by ELISA. METHODOLOGY/PRINCIPAL FINDINGS We constructed a TGF-β bioassay which can detect both soluble and memb...

Journal: :modares journal of medical sciences: pathobiology 2013
zahra nasrollahi shahla roudbar mohammadi fatemeh atyabi hassan zuhair sarraf mohammad hossein yadegari

objective: in recent decades, β-glucans have been used as important complementary and alternative medicines for numerous immunocompromised individuals and those with end stage of cancer terminal. the most active form of β-glucans is β(1,3)d-glucan and its  most common source is cell wall of candida albicans. recently it has been introduced as a nano particle design to be used as a carrier for d...

Journal: :medical journal of islamic republic of iran 0
t zandieh from the iranian blood transfusion service, tehran f tarabadi from the iranian blood transfusion service, tehran a tabatabaiyan from the iranian blood transfusion service, tehran m izadyar the department of hematology, pediatric medical center, tehran university of medical sciences, tehran, i.r. iran.

the aim of this study was to evaluate the immune system and lymphocyte function in 41 iranian β-thalassemic patients and 50 controls, ages ranging from 2 to 18 years. the patients consisted of 20 splenectomized and 21 non-splenectomized patients. they were treated with desferal, and had received repeated blood transfusion. laboratory investigations included measurement of total t lymphocytes, a...

Journal: :jundishapur journal of microbiology 0
tahereh falsafi depatment of microbiology, faculty of biological sciences, alzahra university, tehran, ir iran; depatment of microbiology, faculty of biological sciences, alzahra university, tehran, ir iran. tel/fax: +98-2188058912 azadeh ehsani depatment of microbiology, faculty of biological sciences, alzahra university, tehran, ir iran bahareh attaran depatment of microbiology, faculty of biological sciences, alzahra university, tehran, ir iran vahid niknam school of biology, tehran university, tehran, ir iran

results two- to four-fold decrease in minimum inhibitory concentration (mic) and two-fold increase in accumulation were observed for etbr in the presence of cccp for 67% (8) of 12 mdr strains. with cccp, two- to four-fold decrease in mic and 1.4- to 1.8-fold increase in the accumulation of β-lactames, tet, cip and mtz were obtained for 42% (5) of the mdr strains. six, five and three of the 12 m...

2017
Akio Tada

Background: Nursing students in many countries have been reported to experience high levels of stress and psychological distress. Health habits could potentially mediate the association between coping styles and psychological status. The purpose of this study was to evaluate the mediation effect of health habits in the relationship between stress coping styles and psychological distress in Japa...

Journal: :journal of reports in pharmaceutical sciences 0
mahdi mojarrab marieh rezaei sayyed shahram miraghaee gisya abdi yalda shokoohinia department of pharmacognosy & biotechnology, school of pharmacy, kermanshah 67145-1673, iran

malaria as one of the most recurrent infectious diseases caused by parasites of the genus plasmodium, kills several hundred thousand people especially in the tropical and subtropical regions of the world annually. terpenoids have served as the lead compounds to develop new antimalarial agents. the aromatic monoterpenoid, cuminaldehyde, isolated from the fruits of buniumpersicum was evaluated fo...

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