نتایج جستجو برای: Bombesin

تعداد نتایج: 1215  

Ghrelin increases food intakes and body weight. Bombesin decreases food intakes and inhibits the stimulatory effect of Ghrelin on food intakes. Thyroid hormones have a crucial role in the regulation of body weight and yet the effect of bombesin on thyroid axis activity is not fully clear. Therefore, the goal of this study was to determine the effect of different doses of Ghrelin or bombesin on ...

Journal: :Molecules 2017
Xiaowei Zhou Chengbang Ma Mei Zhou Yuning Zhang Xinping Xi Ruimin Zhong Tianbao Chen Chris Shaw Lei Wang

Bombesin-like peptides, which were identified from a diversity of amphibian skin secretions, have been demonstrated to possess several biological functions such as stimulation of smooth muscle contraction and regulation of food intake. Here, we report two novel bombesin-like peptides, bombesin-OS and bombesin-PE, which were isolated from Odorrana schmackeri and Pelophylax kl. esculentus, respec...

Journal: :iranian journal of pharmaceutical research 0
fariba mahmoudi physiology faculty, payame noor university, east azarbaijan , malekan center, iran. fatemeh mohsennezhad physiology faculty, payame noor university, azarbijan shargi, malekan center, iran homayoun khazali physiology faculty, shahid beheshti university, tehran, iran. haleh ehtesham biology faculty, payame noor university, iran.

ghrelin increases food intakes and body weight. bombesin decreases food intakes and inhibits the stimulatory effect of ghrelin on food intakes. thyroid hormones have a crucial role in the regulation of body weight and yet the effect of bombesin on thyroid axis activity is not fully clear. therefore, the goal of this study was to determine the effect of different doses of ghrelin or bombesin on ...

صادقی لویه, علی,

Spontaneous cessation of eating and feeling of fullness before any digestion or absorption of food stuff begins,indicates that G.I. tract sensory nerves or hormone like secretion of upper G.I. tract can causes preabsorptive satiety. Some neurotransmitters or hormonal secretions are assumed to be responsible for this phenomenon, one of them is called bombesin, which mimics neurotransmission acti...

شیرمردی, سید پژمان , عرفانی, مصطفی,

سابقه و هدف: بومبزین پپتیدی است که تمایل بالایی به گیرنده های پپتید آزاد کننده گاسترین (بومبزین) دارد. تومورهایی همچون تومورهای پروستات، شش، پستان و کولون تعداد زیادی گیرنده پپتید آزاد کننده گاسترین را بیان می کنند. در این مطالعه، تولید و ارزیابی دو آنالوگ جدید نشاندار شده پپتید آزاد کننده گاسترین با تکنسیوم-99m و گالیوم-67 انجام پذیرفته است. مواد و روش ها: ترکیبهای DOTA-GABA-Bombesin (7-14...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2009
Zhaofei Liu Zi-Bo Li Qizhen Cao Shuanglong Liu Fan Wang Xiaoyuan Chen

UNLABELLED The overexpression of gastrin-releasing peptide receptor (GRPR) in various tumor types suggests that GRPR is an attractive target for cancer imaging and therapy with radiolabeled bombesin analogs. We recently reported the ability of (18)F-labeled RGD-bombesin heterodimer to be used for dual integrin alpha(v)beta(3)- and GRPR-targeted imaging. To further investigate the synergistic ef...

Ghrelin increases food intakes and body weight. Bombesin decreases food intakes and inhibits the stimulatory effect of Ghrelin on food intakes. Thyroid hormones have a crucial role in the regulation of body weight and yet the effect of bombesin on thyroid axis activity is not fully clear. Therefore, the goal of this study was to determine the effect of different doses of Ghrelin or bombesin on ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1990
E R Spindel B W Gibson J R Reeve M Kelly

Bombesin is a tetradecapeptide originally isolated from frog skin; its mammalian homologue is the 27-amino acid peptide gastrin-releasing peptide (GRP). cDNAs encoding GRP have been cloned from diverse species, but little is yet known about the amphibian bombesin precursor. Mass spectrometry of HPLC-separated skin exudate from Bombina orientalis was performed to demonstrate the existence of aut...

ژورنال: :مجله تازه های بیوتکنولوژی سلولی - مولکولی 0
سید پژمان شیرمردی seyed pezhman shirmardi 1- nuclear fuel cycle research school (nfcrs), nuclear science and technology research institute (nstri), tehran, iran, postal code: 14155-1339پژوهشکده چرخه سوخت هسته ای، پژوهشگاه علوم و فنون هسته ای، صندوق پستی 1339-14155، تهران- ایران مصطفی عرفانی mostafa erfani 2- nuclear science research school, nuclear science and technology research institute (nstri), atomic energy organization of iran, tehran, iranپژوهشکده علوم هسته ای، پژوهشگاه علوم و فنون هسته ای، صندوق پستی 1339-14155، تهران- ایران

سابقه و هدف: بومبزین پپتیدی است که تمایل بالایی به گیرنده های پپتید آزاد کننده گاسترین (بومبزین) دارد. تومورهایی همچون تومورهای پروستات، شش، پستان و کولون تعداد زیادی گیرنده پپتید آزاد کننده گاسترین را بیان می کنند. در این مطالعه، تولید و ارزیابی دو آنالوگ جدید نشاندار شده پپتید آزاد کننده گاسترین با تکنسیوم-99m و گالیوم-67 انجام پذیرفته است. مواد و روش ها: ترکیبهای dota-gaba-bombesin (7-14) nh...

Journal: :The Journal of biological chemistry 1983
J M Westendorf A Schonbrunn

Bombesin is a tetradecapeptide which stimulates prolactin secretion in rats and man and in cultures of GH4C1 cells, a clonal strain of rat pituitary tumor cells. We have utilized [125I-Tyr4]bombesin to identify and characterize specific high affinity receptors in GH4C1 cells. Scatchard analysis of equilibrium binding data at 4 degrees C indicated the presence of a single class of non-interactin...

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