نتایج جستجو برای: stearic acid

تعداد نتایج: 747682  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده شیمی 1392

گیاهان juniperus excelsa m.beib. ,juniperus communis l. و juniperus sabina l. از گونه‎های دارویی با ارزش و معطر متعلق به جنس سروکوهی و راسته مخروطیان می‎باشند که در ارتفاعات رشته کوه البرز پراکندگی دارند. هدف از این پژوهش، شناسایی و مقایسه اجزای تشکیل دهنده اسانس میوه ها و سرشاخه‎های هوایی این گیاهان می‎باشد. در این تحقیق میوه‎ و سرشاخه‎های سه گونه فوق در مرداد سال 1390 از منطقه هزار جریب بهشهر...

Ashkan Hosseini Jamshid Mohammadi Rovshandeh, Kamel Ekhlasi Kazaj Peyman Pouresmaeel Selakjani

The wheat straw as abundant lignocellulosic resource was successfully undergone in a benzylation reaction and plasticized with different contents (2.5, 3, 5 and 7 wt. %) of glycerol and stearic acid.The effect of type and concentration of plasticizers on the mechanical, thermomechanical, morphological and water absorption properties of Benzylated Wheat Straw (BWS) was investigated ...

2009
SLAVICA MIHAJLOVIĆ ŽIVKO SEKULIĆ ALEKSANDRA DAKOVIĆ DUŠICA VUČINIĆ VLADIMIR JOVANOVIĆ JOVICA STOJANOVIĆ

In order to obtain hydrophobic material, the water suspension of natural limestone with the high content of calcite (>95 %), was treated with different amounts (0.5-4 %) of stearic acid dissolved in chloroform. Thermal analysis showed that at lower initial concentrations of stearic acid (up to 2 %), surfactant molecules are chemisorbed on calcite surface, while at higher initial concentrations ...

Journal: :Plant physiology 2017
Naoufal Lakhssassi Vincent Colantonio Nicholas D Flowers Zhou Zhou Jason Henry Shiming Liu Khalid Meksem

Stearoyl-acyl carrier protein desaturase (SACPD-C) has been reported to control the accumulation of seed stearic acid; however, no study has previously reported its involvement in leaf stearic acid content and impact on leaf structure and morphology. A subset of an ethyl methanesulfonate mutagenized population of soybean (Glycine max) 'Forrest' was screened to identify mutants within the GmSACP...

2017
Naoufal Lakhssassi Vincent Colantonio Nicholas D. Flowers Zhou Zhou Jason Henry Shiming Liu Khalid Meksem

Stearoyl-acyl carrier protein desaturase (SACPD-C) has been reported to control the accumulation of seed stearic acid; however, no study has previously reported its involvement in leaf stearic acid content and impact on leaf structure and morphology. A subset of an ethyl methanesulfonate mutagenized population of soybean (Glycine max) ‘Forrest’was screened to identify mutants within the GmSACPD...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
jamshid mohammadi rovshandeh kamel ekhlasi kazaj ashkan hosseini peyman pouresmaeel selakjani

the wheat straw as abundant lignocellulosic resource was successfully undergone in a benzylation reaction and plasticized with different contents (2.5, 3, 5 and 7 wt. %) of glycerol and stearic acid.the effect of type and concentration of plasticizers on the mechanical, thermomechanical, morphological and water absorption properties of benzylated wheat straw (bws) was investigated by tensile, d...

Journal: :Journal of cosmetic dermatology 2010
Surajit Mukherjee Melody Edmunds Xuegong Lei Maria Francesca Ottaviani Kavssery P Ananthapadmanabhan Nicholas J Turro

OBJECTIVE A mild moisturizing body wash with stearic acid, a key component of corneum lipids, and emollient soybean oil has been introduced in the market place. The objectives of this study are to determine the amount and the location of the stearic acid in the corneum after in vivo cleansing by the formulation. METHOD Clinical cleansing studies for one and five consecutive days were carried ...

2014
Fidelis C. K. Ocloo Amanda Minnaar Naushad M. Emmambux

The effects of gamma irradiation, stearic acid alone and in combination on functional, structural and molecular characteristics of high amylose maize starch (Hylon VII) were studied. Stearic acid (0, 1.5 & 5 %) was added to Hylon VII starch, and then irradiated at 0, 30 and 60 kGy. Gamma irradiation significantly (P ≤ 0.05) increased solubility, water absorption capacity and oil absorption capa...

2014
Myung Chul Kim Min Gyu Kim Young Soo Jo Ho Sun Song Tae In Eom Sang Soo Sim

To investigate the underlying mechanisms of C18 fatty acids (stearic acid, oleic acid, linoleic acid and α-linolenic acid) on mast cells, we measured the effect of C18 fatty acids on intracellular Ca(2+) mobilization and histamine release in RBL-2H3 mast cells. Stearic acid rapidly increased initial peak of intracellular Ca(2+) mobilization, whereas linoleic acid and α-linolenic acid gradually ...

Journal: :Biochimica et biophysica acta 1976
D H Neiderhiser C K Harmon

The absorption of [14C]linoleic acid and [14C]stearic acid in guinea pig bile by the in situ guinea pig gallbladder was compared. Linoleic acid was adsorbed at a faster rate than was stearic acid. Differences were also observed in the incorporation of these two fatty acids into complex lipids of the gallbladder mucosa. A greater portion of adsorbed linoleic acid was incorporated into triacylgly...

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