نتایج جستجو برای: vascular bundles

تعداد نتایج: 238005  

Journal: :Europan journal of science and technology 2021

In this study, S. nigra L. and ebulus (Adoxaceae) species belonging to the Sambucus genus were examined. Species of collected from northern Turkey anatomical comparisons made. Stem leaf anatomy examined by light microscopy. The plants have woody stem anatomy. druse crystals which are main characters observed in taxa. Differences found number cells vascular bundles, arrangement druze crystals, s...

Journal: :BMC Urology 2021

Abstract Background Although several distribution patterns of periprostatic neurovascular bundles have been proposed, variant dissection technique based on these still confused surgeons. The aim this study was to describe the and their relationship with fascicles around prostate provide accurate morphologic knowledge tissue for operation. Methods pelvic viscera were obtained from 26 adult male ...

Journal: :acta medica iranica 0
alireza ghanadan department of dermatopathology, razi hospital, tehran university of medical sciences, tehran, iran. ata abbasi department of pathology, tehran university of medical sciences, tehran, iran. kambiz kamyab hesari department of dermatopathology, razi hospital, tehran university of medical sciences, tehran, iran.

smooth muscle tumors rather benign or malignant can arise wherever the muscular tissue presents but cutaneous leiomyoma is one of the rare benign tumors of the which even the diagnostic criteria from the malignant type of the tumor is still in doubt. this study was aimed to compare the subtypes of cutaneous leiomyoma from different histologic aspects in order to find unique criteria for better ...

Journal: :research journal of pharmacognosy 0
a. yazdinezhad department of pharmacognosy, faculty of pharmacy, zanjan university of medical sciences, zanjan, iran n. ramezanloo department of chemistry, payame noor university, tehran, iran sh. mozaffari department of chemistry, payame noor university, tehran, iran

background and objectives: heracleum persicum aerial parts have been used in iranian folk medicine for their therapeutic activities and as a spice and flavoring agent in iranian foods and pickles. the present research was conducted to evaluate the pharmacognostic profile of h. persicum which will be useful in standardization for quality, purity, and sample identification. methods: for quality c...

Journal: :Celal Bayar Universitesi Fen Bilimleri Dergisi 2021

Species of Carlina corymbosa L.,Carthamus dentatus Vahl. and Picnomon acarna (L.) Cass. are belonging to Asteraceae family. The purpose the study is determine anatomical structures these species in same tribe compare features. Samples root, stem leaf e-ach were collected, fixed examined using a light micros-cope. In addition, some features measured. Secondary growth was observed root cross sect...

2010
S Jayalakshmi A Patra AK Wahi

Luffa echinata Roxb., commonly known as Bindal in Hindi is used for its hypoglycemic activity in the indigenous system of medicine. No pharmacognostical study on stem is reported in the literature till date; therefore, it was decided to study macroscopical and cytomorphological characters in detail to bring out salient diagnostic features. The stem pieces available in the market are 1.5-17 cm l...

M. Hashemi Gahruei

Nanocomposites made of Carbon Nanotube (CNT) bundles have attracted researchers’ attention due to their unusual properties such as: light weight, flexibility and stiffness.  In this paper, the effects of straight and rope-shaped bundles on nanocomposite effective mechanical properties are investigated.  First, FEA models are created consisting of CNTs with different shapes of straight and rope-...

Journal: :Plant & cell physiology 2000
K Nakano T Suzuki T Hayakawa T Yamaya

DNA gel blot analysis suggested that asparagine synthetase (AS; EC 6.3.5.4) occurred as a single gene in rice. A fusion protein consisting of 17 kDa tagged-region from pET32a(+) expression plasmid and 42 kDa N-terminal region of rice AS was first expressed in Escherichia coli. The resulting polypeptide was purified and a mono-specific antibody for rice AS was prepared after affinity-purificatio...

Journal: :Forests 2023

Bamboo is one of the essential ornamental plants that widely used as a decorative landscape element in gardens. Phyllostachys violascens cv. Viridisulcata has unique internode color phenotype with yellow culm and green sulcus, but their structural development differences remain unknown. In current study, we analyzed histological analysis cross-sections through SEM microscopy. These results reve...

2006
Márcia do Rocio Duarte Maria do Carmo Debur M. R. Duarte M. C. Debur

Alternanthera brasiliana (L.) O. Kuntze, Amaranthaceae is a Brazilian perennial herb employed as analgesic and antiinflammatory in the traditional medicine. This work has analysed the morpho-anatomy of the leaf and stem, in order to supply knowledge to the medicinal plant identification. The botanical material was fixed, freehand sectioned and stained according to usual microtechniques. The lea...

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