Results 21 to 30 of about 2,006,744 (301)

Root and Canal Morphology of Mandibular Third Molars in an Iranian Population

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2012
Background and aims. A through knowledge of the root canal morphology is required for successful endodontic therapy. The aim of this study was to investigate the root and canal morphology of mandibular third molars in Kerman, a province in southeast of
Maryam Kuzekanani   +2 more
doaj   +1 more source

Roots and Lexicality in Distributed Morphology [PDF]

open access: yes, 2012
Fifth York-Essex Morphology Meeting (YEMM), 9th February and 10th February 2008, Department of Language and Linguistic Science, University of YorkThis paper examines the nature and content of morphological roots in relation to their syntactic context. A
Acquaviva, Paolo
core   +1 more source

Fluctuating Asymmetry in Root Number and Morphology of Permanent Premolars and Molars - Case Reports

open access: yesDental Anthropology, 2011
Aim of this article is to report cases with fluctuating asymmetry in root morphology and root number in permanent premolars and molars and to survey the literature about reporting for fluctuating asymmetry in roots of teeth.
I. Anand Sherwood, P. Govinda Reddy
doaj   +1 more source

Root Canal System and Morphology of Mandibular Second Molar Using Cone Beam Computed Tomography [PDF]

open access: yes, 2020
Objective: As human 2nd molar teeth demonstrate considerable anatomic complexities and abnormalities in the number of roots and root canals, this study aimed to determine and investigate the root canal system of the mandibular 2nd molar teeth of a sample
Mohammed A. Mahmood
core   +2 more sources

The Eskimo-Aleut Dentition: Crown and Root Morphology

open access: yesActa Stomatologica Croatica, 2020
Objective of work: This paper provides an overview of crown and root morphology in Eskimo-Aleut populations of the American Arctic. For context, Eskimo-Aleut dental variation is compared to closely related American Indians and distantly related Europeans.
G. Richard Scott
doaj   +1 more source

Evaluation of root and canal morphologies of permanent canines in a Saudi Arabian sub population using cone-beam computed tomography

open access: yesJournal of Dental Sciences, 2022
Background/purpose: Failure to identify and treat the root canal system in its entirety has been known to be one of the leading causes of unsuccessful root canal treatment (RCT).
Mubashir Baig Mirza
doaj   +1 more source

Insights into the Interactions among Roots, Rhizosphere, and Rhizobacteria for Improving Plant Growth and Tolerance to Abiotic Stresses: A Review

open access: yesCells, 2021
Abiotic stresses, such as drought, salinity, heavy metals, variations in temperature, and ultraviolet (UV) radiation, are antagonistic to plant growth and development, resulting in an overall decrease in plant yield. These stresses have direct effects on
Naeem Khan   +5 more
doaj   +1 more source

Root photomorphogenesis in laboratory-maintained Arabidopsis seedlings [PDF]

open access: yes, 2013
In nature, root systems of most terrestrial plants are underground in darkness. Nevertheless, several photoreceptors have been found in roots and light-responsive mechanisms allowing roots to escape from strong light conditions have been discovered.
Baluška, František   +2 more
core   +1 more source

Response of Root Properties to Tripartite Symbiosis between Lucerne (Medicago sativa L.), Rhizobia and Mycorrhiza Under Dry Organic Farming Conditions [PDF]

open access: yes, 2009
It is generally considered that root turnover is a major contributor to organic matter and mineral nutrient cycles in organic managed agroecosystems. Approach: This study designed to investigate whether microbial activity could affect on root properties ...
Pietsch, Gabriele   +4 more
core   +1 more source

Insight into the early steps of root hair formation revealed by the procuste1 cellulose synthase mutant of Arabidopsis thaliana [PDF]

open access: yes, 2008
Background: formation of plant root hairs originating from epidermal cells involves selection of a polar initiation site and production of an initial hair bulge which requires local cell wall loosening. In Arabidopsis the polar initiation site is located
Singh, Sunil K.   +12 more
core   +1 more source

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