Results 21 to 30 of about 134,775 (254)

Association between smokeless tobacco use and oral cavity cancer risk in women compared with men: a systematic review and meta-analysis

open access: yesBMC Cancer, 2021
Background The impact of smokeless tobacco (SLT) use on the risk of oral cavity cancer (OCC) has been confirmed; however, the sex-based difference in this association remains inconclusive.
Guangyan Mu   +6 more
doaj   +1 more source

One-Cycle Control of Three-Phase Five-Level Diode-Clamped STATCOM

open access: yesEnergies, 2021
This paper presents a new multilevel one-cycle control (OCC) technique for a five-level diode-clamped multilevel converter (DCMC)-based static VAR compensator (STATCOM).
In Wha Jeong, Tae Hyun Sung
doaj   +1 more source

Emulating optical cycling centers in polyatomic molecules [PDF]

open access: yes, 2019
An optical cycling center (OCC) is a recently coined term to indicate two electronic states within a complex quantum object that can repeatedly experience optical laser excitation and spontaneous decay, while being well isolated from its environment ...
Kotochigova, S   +4 more
core   +3 more sources

Opine Catabolic Loci from Agrobacterium Plasmids Confer Chemotaxis to Their Cognate Substrates

open access: yesMolecular Plant-Microbe Interactions, 1998
Opines are carbon compounds produced by crown galls and hairy roots induced by Agrobacterium tumefaciens and A. rhizogenes, respectively. These novel condensation products of plant metabolic intermediates are utilized as nutritional sources by the ...
Heenam Kim, Stephen K. Farrand
doaj   +1 more source

Influences of open-central canopy on photosynthetic parameters and fruit quality of apples (Malus × domestica) in the Loess Plateau of China

open access: yesHorticultural Plant Journal, 2022
Although open-central canopy (OCC) is popular in apple (Malus × domestica) orchards in Loess Plateau of China, its relevant photosynthetic mechanisms have not been elucidated.
Lu Lin   +5 more
doaj   +1 more source

The Properties of Paper Sheets from Pulp Prepared from Corn Husk and OCC Pulp [PDF]

open access: yesJES: Journal of Engineering Sciences
The strength and performance of recycled paper decline with repeated recycling due to fibre deterioration and significant fibre loss during the manufacturing process.
Sara Abdel Hamid   +2 more
doaj   +1 more source

Non-Line-of-Sight Optical Camera Communication in a Heterogeneous Reflective Background

open access: yesIEEE Photonics Journal, 2019
In the last few years, optical camera communication (OCC) has benefited from built-in CMOS image sensors in smart devices. OCC is now considered a candidate for incorporation into IEEE 802.15.7r1. A major study on OCC was conducted for line-of-sight (LOS)
Jenn-Kaie Lain   +2 more
doaj   +1 more source

Phase 1b/2a trial of the superoxide dismutase mimetic GC4419 to reduce chemoradiotherapy-induced oral mucositis in patients with oral cavity or oropharyngeal carcinoma [PDF]

open access: yes, 2018
PURPOSE: To assess the safety of the superoxide dismutase mimetic GC4419 in combination with radiation and concurrent cisplatin for patients with oral cavity or oropharyngeal cancer (OCC) and to assess the potential of GC4419 to reduce severe oral ...
Adkins, Douglas   +13 more
core   +2 more sources

A protocol for a systematic review of clinical guidelines and published systematic reviews on the early detection of oral cancer [PDF]

open access: yes, 2016
Background: The predicted increase in incidence of oral cavity cancer (OCC) coupled with high mortality and poor prognosis – particularly when diagnosed at a late/advanced stage – highlights the need for prevention and early detection/screening to ...
Al Bulushi, Naeema M.   +5 more
core   +1 more source

Design Guidelines for Optical Camera Communication Systems: A Tutorial

open access: yesIEEE Photonics Journal
The rapid development of the Internet of Things (IoT) has put great challenges on the next generation's communication technologies. Optical Camera Communication (OCC), with its advantages of the green principle, less electromagnetic interference ...
Anqi Liu   +4 more
doaj   +1 more source

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