Results 31 to 40 of about 275,347 (300)

Morphometric characteristics of bacteroidal tissue in yellow lupine (Lupinus luteus L.) nodules

open access: yesActa Societatis Botanicorum Poloniae, 2014
Morphometric methods were used to analyse the bacteroidal tissue in yellow lupine nodules. Volume fraction - Vv, surface area - Sv and ratio of surface area to its volume - R, were calculated from electron micrographs for some selected cell structures in
Władysław Golinowski   +2 more
doaj   +1 more source

Diagnostic Accuracy of CEUS LI-RADS for the Characterization of Liver Nodules 20 mm or Smaller in Patients at Risk for Hepatocellular Carcinoma. [PDF]

open access: yes, 2020
Background: American College of Radiology contrast agent–enhanced US Liver Imaging Reporting and Data System (CEUS LI-RADS) was developed to improve the accuracy of hepatocellular carcinoma (HCC) diagnosis at contrast agent2enhanced US.
Huang, Jia-Yan   +8 more
core   +1 more source

GuaB Activity Is Required in Rhizobium tropici During the Early Stages of Nodulation of Determinate Nodules but Is Dispensable for the Sinorhizobium meliloti–Alfalfa Symbiotic Interaction [PDF]

open access: yes, 2005
The guaB mutant strain Rhizobium tropici CIAT8999-10T is defective in symbiosis with common bean, forming nodules that lack rhizobial content. In order to investigate the timing of the guaB requirement during the nodule formation on the host common ...
Aguilar, Orlando Mario   +4 more
core   +4 more sources

Fine structure of the aggregate silk nodules in the orb-web spider Nephila clavata

open access: yesAnimal Cells and Systems, 2018
Among the triad spinning units for capture thread producing system in the orb-web spiders, aqueous gluey substances are produced from two pairs of aggregate silk glands (ASG).
Myung-Jin Moon
doaj   +1 more source

Effect of Niobium Addition on the High-Temperature Oxidation Behavior of 22Cr25NiWCoCu Stainless Steel in Air

open access: yesMetals, 2019
The oxidation behavior of 22Cr25NiWCoCu stainless steel with 0−0.86 wt.% Nb addition was investigated at 900 °C in air. With an increase in Nb addition, the volume fraction and average particle size of Nb (C, N) increased, but the grain size ...
Sheng-Yao Huang   +5 more
doaj   +1 more source

E151 (sym15), A Pleiotropic Mutant of Pea (Pisum sativum L.), Displays Low Nodule Number, Enhanced Mycorrhizae, Delayed Lateral Root Emergence, and High Root Cytokinin Levels [PDF]

open access: yes, 2015
In legumes, the formation of rhizobial and mycorrhizal root symbioses is a highly regulated process which requires close communication between plant and microorganism.
Clairmont, Lindsey   +5 more
core   +2 more sources

Comparison of Vitamin D levels in euthyroidindividuals with and without thyroid nodule

open access: yesMedicine Science
Thyroid nodules are frequently observed in the thyroid gland, with a malignancy rate of less than 5%. The etiology of nodule formation remains unclear, and various hypotheses have been proposed.
Huseyin Kacmaz   +2 more
doaj   +1 more source

Ultrasound elastography is a useful adjunct to conventional ultrasonography and needle aspiration in preoperative prediction of malignancy in thyroid nodules: A Northern India perspective

open access: yesIndian Journal of Endocrinology and Metabolism, 2018
Introduction: Data on ultrasound elastography (USE) are scant from India. This study aimed to compare the sensitivity and specificity of USE with thyroid ultrasonography (USG) and fine-needle aspiration (FNA) as preoperative predictor of malignancy ...
Monika Garg   +6 more
doaj   +1 more source

Evaluation of Thyroid Pathologies Detected During School Screening in Healthy School-Age Children

open access: yesTrends in Pediatrics, 2022
Objective: The authors of this study took part in a screening program in schools in Aydın province (unpublished study). This study assessed the final thyroid pathologies of these children with pathology detected during ultrasonography (USG) screening ...
Mustafa Gök   +3 more
doaj   +1 more source

Quality of life and outcomes in patients with a large toxic adenoma undergoing laser ablation plus radioiodine vs lobectomy

open access: yesInternational Journal of Hyperthermia, 2019
Purpose: Patients with toxic adenomas (TAs) that are too large to undergo radioactive iodine (RAI) treatment aimed at resolving hyperthyroidism and/or relieving mechanical pressure symptoms are referred to surgery.
Roberto Negro, Gabriele Greco
doaj   +1 more source

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