نتایج جستجو برای: secretory ducts

تعداد نتایج: 36371  

ژورنال: :مجله گیاهشناسی ایران 2004
فاطمه زرین کمر عادل جلیلی

ساختمان تشریحی برگ گونه هایی از جنسهای مختلف تیره جعفری جمع آوری شده از منطقه حفاظت شده ارسباران مطالعه گردید. مشخصات برگ در سطح و در برش عرضی بیانگر صفات تشریحی جالبی می باشد. بر اساس همین صفات تاثیرگذاری عوامل اقلیمی بر روی گونه ها بحث و بررسی شد.

Journal: :Cells, tissues, organs 2002
P Stumpf U Welsch

In order to find correlations between skin gland morphology and specific ethological features, the cutaneous glands of the foot pads of Procavia capensis were studied by histological and various histochemical methods and by electron microscopy. In the foot pads, abundant specific eccrine skin glands occur, which consist of coiled tubular secretory portions and coiled ducts. The wall of the secr...

E. Ikpegbu I.O. Agbakwuru O. Nnadozie U.C. Nlebedum

BACKGROUND: In the present study, the submandibularsalivary gland microscopic morphology of the adult Africangiant pouched rat was investigated. This study was carried out toprovide the basic histology of this organ in the giant pouched rat,to accompany the dearth of information of its microscopicarchitecture in the available literature. This becomes of evenhigher importance when considering th...

Journal: :iranian journal of veterinary medicine 2013
e. ikpegbu u.c. nlebedum o. nnadozie i.o. agbakwuru

background: in the present study, the submandibularsalivary gland microscopic morphology of the adult africangiant pouched rat was investigated. this study was carried out toprovide the basic histology of this organ in the giant pouched rat,to accompany the dearth of information of its microscopicarchitecture in the available literature. this becomes of evenhigher importance when considering th...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2002
S T Souza A M Leal-Zanchet

Girardia biapertura was described with sperm ducts penetrating the penis bulb, subsequently opening separately at the tip of the penis papilla and receiving the abundant secretion of penial glands. In the present work, the penial glands of this species have been histologically and histochemically analysed, and four types of secretory cells are distinguished. The openings of the penial glands in...

Journal: :European journal of histochemistry : EJH 2003
G Pasqua B Monacelli A Silvestrini

The accumulation of essential oils in Angelica archangelica subsp. archangelica roots at different developmental stages was investigated through histochemical and chemical analyses. Roots less than 1 mm in diameter showed a primary diarch structure and two primary secretory ducts in the pericycle. These ducts were ephemeral and probably became dysfunctional early on. Oil accumulation was observ...

Gh. Mousavi Orimi S. Gholami S. H. Mansouri,

In the present study, pancreas glands in Mehraban breed of female sheep were histomorphometricallystudied in four different age groups included: fetus, newborn, sexually mature and old ages. The results ofhistomorphometrical analysis with regard to frequency and percentage of parenchymal and stromal structures such as, exocrine secretory units, secretory ducts, blood vessels, islets of Langerha...

Journal: :iranian journal of veterinary research 2006
s. h. mansouri s. gholami gh. mousavi orimi

in the present study, pancreas glands in mehraban breed of female sheep were histomorphometricallystudied in four different age groups included: fetus, newborn, sexually mature and old ages. the results ofhistomorphometrical analysis with regard to frequency and percentage of parenchymal and stromal structures such as, exocrine secretory units, secretory ducts, blood vessels, islets of langerha...

Journal: :The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society 1991
O Amano T Tsuji T Nakamura S Iseki

We employed immunocytochemical and in situ hybridization techniques to study the expression of transforming growth factor beta 1 (TGF-beta 1) in rat submandibular gland. Immunoreactivity for TGF-beta 1 was observed in the cells of granular convoluted tubules (GCTs), striated ducts, and excretory ducts, whereas it was absent in the intercalated ducts and secretory acini in both male and female r...

Erfani Majd N, Hadi jafari M Moradi HR Sahab Negah S

Background: Rat prostate gland which is used in various investigation has considerable morphological differences with other mammals. There are few reports about its structure. So, this study was carried on for determining of histomorphological structure of rat prostate. Materials and Methods: Five healthy adult male rats with average weight 20 ± 180 g and approximately 3 - 3.5 months age were s...

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