Results 81 to 90 of about 669,844 (267)

Особенности эндодонтического лечения премоляров со сложной системой корневых каналов. Часть I

open access: yesЭндодонтия Today, 2020
One of the sourse of the bad quality endodontic treatment leading to the development of the chronical periapical lesions may be missed and unfilled root channel. Premolars are teeth with multiple root canal system.

doaj  

Method for finding multiple roots of polynomials

open access: yesComputers & Mathematics with Applications, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chang-Dau Yan, Wei-Hua Chieng
openaire   +2 more sources

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Two horizontal root fractures of a permanent central incisor tooth: A case report

open access: yesHeliyon
Traditionally, teeth with horizontal root fractures resulting in pulp infections have been managed with conventional root canal therapy; however, this technique is associated with a limited success rate.
Guoying Lu   +4 more
doaj   +1 more source

Cytotoxicity comparison of Bio C Sealer against multiple root canal sealers. [PDF]

open access: yesJ Clin Exp Dent, 2023
Tolosa-Monfà A   +4 more
europepmc   +1 more source

On multiple roots in Descartes’ Rule and their distance to roots of higher derivatives

open access: yesJournal of Computational and Applied Mathematics, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Multiple root canals in the maxillary molar: an unusual case report. [PDF]

open access: yesBMC Oral Health, 2021
Lin Y   +7 more
europepmc   +1 more source

Parallel square-root iterations for multiple roots

open access: yesComputers & Mathematics with Applications, 1980
AbstractIn [1] Laguerre's method has been extended to determine all simple roots of a polynomial together with error bounds at each iteration step. In this paper we extend the previous algorithm to multiple complex roots and show that, also in this case, the convergence rate is of order four. Some numerical examples illustrate the theoretical results.
openaire   +2 more sources

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