(n.) A species of pepper (Piper betle), the leaves of which are chewed, with the areca or betel nut and a little shell lime, by the inhabitants of the East Indies. It is a woody climber with ovate many-nerved leaves.
Example Sentences:
(1) Epidemiologists need to conduct studies to determine if there is an increased likelihood of developing cancer in betel chewing pregnant women and OC users due to increased sensitivity of their lymphocytes to genetic damage compared with nonchewing pregnant women and OC users.
(2) Boric acid, propionic acid and potassium metabisulphite were used for the control of aflatoxin B1 on betel nuts.
(3) The results suggest that formation of reactive oxygen species in the presence of NNN may be a key factor in the initiation of oral tumours in tobacco and betel-quid chewers.
(4) Betel leaf extract at the dose levels used in the present study did not affect the body weight gain among rats.
(5) It was found that among the betel chewers as well as the non betels chewers., the highest caries susceptibility was in the age group of 20-34 years.
(6) Powdered slaked lime applied to the chewed Areca nut with Piper betle inflorescence at the corner of the mouth causes the mean pH to rise to 10, at which reactive oxygen species are generated from betel quid ingredients in vitro.
(7) Moreover both the extracts of betel leaf reduce the mutagenicity of benzo(a)pyrene and dimethylbenzanthracene.
(8) Areca cattechu Linn is commonly known as areca nut or betel nut.
(9) The effect of betel leaf extract and some of its constituents, eugenol, hydroxychavicol, beta-carotene and alpha-tocopherol, on benzo[a]pyrene-induced forestomach neoplasia in male Swiss mice was examined.
(10) The frequency of micronucleated cells (MNC) derived from exfoliated human oral mucosal cells has been measured to assess genotoxic damage in chewers of betel quid with tobacco (BQT) and tobacco with lime (T).
(11) Of seven sources, Banarasi betel leaves showed the maximum amounts of beta-carotene and alpha-tocopherol.
(12) Taken together, the observed pathobiological effects of areca-nut extract and certain related compounds in cultured human buccal epithelial cells indicate that these agents may contribute to the oral carcinogenicity associated with chewing betel quid.
(13) The elevation of MEC in Taiwanese, who are at low risk for oral cancer, is relatively small as compared to that found in chewers of Indian betel quids (pan), who show a highly elevated oral cancer risk.
(14) There is a need for more active and culturally appropriate health education programs to help prevent the negative effects of betel-nut chewing.
(15) DMSO extract of a mixture of tobacco and betel nut positively increased the incidence of early malignant changes in the hamster cheek pouch, indicating the enhancing effect of betel nut in carcinogenesis.
(16) A link between the generation of areca nut-related N-nitrosamines in the saliva, the induction of genotoxic damage in the oral mucosa, as judged by an increase in micronucleated exfoliated cells (MEC), and a low incidence of oral cancer was studied in 2 population groups characterized by their habit of chewing quids without tobacco: Guamanians, who chew areca nuts (Areca catechu) with or without the addition of betel leaf (Piper betle); Taiwanese, who use areca nut, betel leaf or inference and slaked lime.
(17) In addition, she had discontinued chewing betel nut that was used daily by virtually all of her fellow islanders on Yap.
(18) Arecoline, a major betel nut alkaloid, was tested for its effectiveness in inducing micronuclei in fetal mouse blood after transplacental exposure late in the gestation period.
(19) "Municipal officers used to come and demand bribes every month from all the street shops and vendors; I would curse them under my breath but used to pay," said Tara Kant Jha, 46, a street vendor who sells cigarettes and betel leaves – used like chewing tobacco.
(20) (3) Formation of endogenous NOC was assessed by the NPRO test in: (i) subjects living in high- and low-incidence areas for stomach cancer in northern Japan, Costa Rica and Poland; (ii) subjects with different habits of betel-quid chewing and tobacco use; (iii) patients with urinary bladder infections; and (iv) subjects infested with liver fluke in Thailand.
Bezel
Definition:
(n.) The rim which encompasses and fastens a jewel or other object, as the crystal of a watch, in the cavity in which it is set.
Example Sentences:
(1) It has a smaller bezel (43% less), and is much thinner (7.5mm v 9.4mm) When you hold it it will be dramatically different experience.
(2) LG is one of the world's biggest suppliers of LCD and OLED screens, and has been pioneering so-called "edge-to-edge" smartphone screens that have very little in the way of bezel or body either side or surrounding the screen.
(3) The 9.7in iPad is expected to get a thinner body and bezels, to match the design of the iPad mini.
(4) I saw my father, larger than life, and the Irish landscape, skewed and magical, framed by curved, shining bezels.
(5) Now the iPad Air takes its cues from the mini – a thinner bezel around the screen (but with thumb detection so you don't accidentally activate it), an almost-vertical profile (but gently rounded), and so little weight that you might think it's just a large mini.
(6) The round screen has virtually no bezel, meeting the aluminium casing at the edges, but does have a squared-off bottom that resembles a flat tyre, where some of the electronic components are placed to operate the screen.
(7) The video for the 9.7in iPad suggests that the new model - updating the one released last October at the same time as the iPad mini - will be significantly thinner, and about 17cm wide rather than 18.5cm for the older model, because the bezel on the longer sides of the screen has been made thinner - as on the iPad mini .
(8) It is being 20% thinner, with with a slimmer bezel around the high-resolution screen, and a 64-bit processor with M7 co-processor.
(9) The new device is likely to feature a redesigned chassis , taking cues from the iPad mini in the form of a smaller bezel, and from the iPhone 5 in the form of an anodised aluminium back.
(10) Unbox Therapy has a hands-on video with what it claims is the “space grey” version of the iPad 5, featuring a black front bezel.
(11) The soft-touchback and thumb-wide screen bezel mean you don't have to worry about it slipping out of your grasp, or your fingers accidentally activating the touchscreen.
(12) The iPad, which already includes a high-quality 'retina' screen, is thought to be much thinner and with a slimmer 'bezel', or frame more like the latest iPad mini.