Results 31 to 40 of about 2,006,744 (301)

Anatomic symmetry of root and root canal morphology: Case series

open access: yesSaudi Journal of Oral Sciences
A thorough knowledge of the root and the root canal morphology of all existing canals plays a significant role in determining the success of endodontic treatment.
Malik Ashker, Adnan Asaad Habib
doaj   +1 more source

Development of root morphology traits of the Czech lucerne varieties in chernozem over a three year period

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2012
The root system of plants is generally in relation to important agronomic and ecological characteristics. The aim of this study was to investigate differences in root morphology development of Czech lucerne varieties under chernozem soil conditions.
Josef Hakl   +3 more
doaj   +1 more source

Research Progress in Crop Root Biology and Nitrogen Uptake and Use, with Emphasis on Cereal Crops

open access: yesAgronomy, 2023
The biological characteristics of crop roots are closely related to the efficient utilization of nitrogen and have become a research hotspot in agricultural cultivation and breeding in recent years. The root system and root microbiota play a crucial role
Runnan Wang   +5 more
doaj   +1 more source

Mandibular left first premolar with two roots: A morphological oddity

open access: yesContemporary Clinical Dentistry, 2012
Thorough knowledge of the root canal morphology, appropriate assessment of the pulp chamber floor, and critical interpretation of radiographs are a prerequisite for successful root canal therapy.
Nitin Kararia   +2 more
doaj   +1 more source

Root morphology and exudate availability are shaped by particle size and chemistry in Brachypodium distachyon

open access: yesPlant Direct, 2020
Root morphology and exudation define a plants’ sphere of influence in soils. In turn, soil characteristics influence plant growth, morphology, root microbiome, and rhizosphere chemistry. Collectively, all these parameters have significant implications on
Joelle Sasse   +6 more
doaj   +1 more source

Root canal morphology of mandibular premolars

open access: yesThe Journal of the American Dental Association, 1978
Four hundred mandibular first premolars and 400 mandibular second premolars were decalcified, injected with dye, and made transparent to determine the number of root canals, their type, the ramifications of the main root canal, the location of apical foramina and transverse anastomoses, and the frequency of apical deltas.
Dr. Vertucci is assistant professor in the department of endodontics, College of Dentistry, University of Florida, Gainesville ( host institution )   +1 more
openaire   +3 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Evaluation of Root Canal Morphology of Maxillary Permanent Premolars in Iraqi Subpopulations by Cone-Beam Computed Tomography [PDF]

open access: yes
Objective: The aim of the present study is to assess the root and root canal morphology of maxillary first premolars (MFP) and maxillary second premolars (MSP) using cone beam computed tomography (CBCT) in an Iraqi subpopulation.
Darwn Abdulateef
core   +2 more sources

Response-based selection of barley cultivars and legume species for complementarity : root morphology and exudation in relation to nutrient source [PDF]

open access: yes, 2017
Phosphorus (P) and nitrogen (N) use efficiency may be improved through increased biodiversity in agroecosystems. Phenotypic variation in plants’ response to nutrient deficiency may influence positive complementarity in intercropping systems.
Shand, Charles A.   +35 more
core   +1 more source

Phenotypic variability in bread wheat root systems at the early vegetative stage

open access: yesBMC Plant Biology, 2020
Background Understanding root system morphology in bread wheat is critical for identifying root traits to breed cultivars with improved resource uptake and better adaptation to adverse environments.
Yinglong Chen   +3 more
doaj   +1 more source

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