(n.) One of a class of cellular, flowerless plants, (technically called Lichenes), having no distinction of leaf and stem, usually of scaly, expanded, frond-like forms, but sometimes erect or pendulous and variously branched. They derive their nourishment from the air, and generate by means of spores. The species are very widely distributed, and form irregular spots or patches, usually of a greenish or yellowish color, upon rocks, trees, and various bodies, to which they adhere with great tenacity. They are often improperly called rock moss or tree moss.
(n.) A name given to several varieties of skin disease, esp. to one characterized by the eruption of small, conical or flat, reddish pimples, which, if unchecked, tend to spread and produce great and even fatal exhaustion.
Example Sentences:
(1) The vulvar white keratotic lesions which have been subjected to histological examination in Himeji National Hospital (1973-1987) included 13 cases in benign dermatoses, 4 cases in vulvar epithelial hyperplasia, 3 cases in lichen sclerosus, and 3 cases in lichen sclerosus with foci of epithelial hyperplasia.
(2) The counts of EAC-receptor carrying neutrophils were two times lower in the patients with erosive ulcerative lichen planus as against those with the typical form of the disease.
(3) The abundance of adhesion molecules on leukocytes and keratinocytes in oral lichen planus is indicative of a special state of activation.
(4) The cases were all consecutive patients with a new diagnosis of lichen planus, and the controls were patients under dermatological care observed under the same conditions.
(5) The purpose of this investigation was to specifically identify T cells, B cells, and histiocytes in the infiltrate typically seen in lichen planus.
(6) In an ultrastructural study of oral lesions in lichen planus, it was found that some plasma cells have an associated lamina densa.
(7) Oral lichen planus is a chronic inflammatory disease of adult onset.
(8) Eighteen lichens from a variety of habitats were treated with 4-chlorobiphenyl (4-CB).
(9) In lichen planus, the cells appeared more dendritic and equal numbers of CD1, HLADR, HLADP and HLADQ positive cells were found, with significantly more HLADP (P less than 0.01) and HLADQ (P less than 0.05) positive cells than in normal mucosa.
(10) In a 45-year-old patient with an unusual clinical course of wide-spread cutaneous and oral lichen planus as well as pemphigus vulgaris of the oral cavity, both refractory to standard therapy, a Castleman tumour was suspected.
(11) A case of Lichen aureus in a 15-year old boy is presented.
(12) Specifically, we were able to make a diagnosis of psoriasis in four cases, lichen planus in three cases, and Darier's disease in one case.
(13) Lichen planus is a common disorder of unknown aetiology.
(14) The result of topical treatment by dimethyl sulphoxide (DMSO) in a patient with lichen amyloidosus is reported.
(15) Additionally, a lichenoid inflammatory infiltrate is seen at the periphery of the verrucous lesions, and in one case this has the pattern of classic lichen sclerosus.
(16) This feature can be found in several dermatoses and particularly in lichen striatus and acantholytic linear naevus.
(17) The relative incidence of this condition, compared with the incidence of all forms of lichen planus, was smaller than that reported in the literature.
(18) In lichen planus, an increase both in the number of Langerhans cells and the numbers expressing CD4 were found in areas of keratinocyte HLADR expression compared with HLADR negative areas and with normal oral mucosa.
(19) Focal areas of established lichenoid reaction, that are indistinguishable from lichen planus, are common.
(20) The high incidence of familial lichen planus supports the hypothesis that genetic factors are of etiologic importance in lichen planus.
Moss
Definition:
(n.) A cryptogamous plant of a cellular structure, with distinct stem and simple leaves. The fruit is a small capsule usually opening by an apical lid, and so discharging the spores. There are many species, collectively termed Musci, growing on the earth, on rocks, and trunks of trees, etc., and a few in running water.
(n.) A bog; a morass; a place containing peat; as, the mosses of the Scottish border.
(v. t.) To cover or overgrow with moss.
Example Sentences:
(1) Results obtained from a such study are here compared with levels obtained from a comparative determination of the metals in the mosses by three other techniques: Differential pulse anodic stripping voltammetry (DPASV), Direct current plasma (atomic emission) spectroscopy (DCPS) and X-ray fluorescence (XRF) spectroscopy.
(2) Narrow paths weave among moss-covered ornate arches and towers on the 80-acre site, and huge abstract sculptures and staircases lead nowhere, but up to the sky.
(3) Water was being trapped by capillary action between the minute overlapping moss leaves long enough for it to deposit its load of calcium salts, enclosing the plants in a stone straitjacket.
(4) The comedy extravaganza featured an array of TV, music and sports stars, including David Beckham, Kate Moss and Robbie Williams.
(5) The West Ham striker Andy Carroll has lambasted the referee Jon Moss for an unacceptable performance, even accusing the official of trying to even things up by awarding Leicester a stoppage-time penalty.
(6) It was lined with moss and three trunks had grown out of its sides.
(7) Two of the epitopes (I and III) are widely conserved in 34 kDa proteins (presumably B-36 homologues) from the various species tested (Chlamydomonas, moss, fern, oat, onion, carrot, and bean).
(8) Prof Gus John, who led the Moss Side Defence Committee that criticised the Hytner report into the 1981 Moss Side riots, says "key lessons will be missed" if the government fails to set up a proper inquiry.
(9) Three bacterial isolates, a Pseudomonas sp., a Bacillus sp., and an Arthrobacter sp., commonly isolated from a hummocky sedge-moss meadow at Devon Island, N.W.T., Canada, were selected for further taxonomic characterization and for a study of the effects of temperature and limiting carbon source on growth.
(10) A naturalised British subject, he spent most of his working life in London and was frequently seen at the most salubrious bars and restaurants, often in the company of beautiful young women such as Kate Moss, who he once painted.
(11) The dark-green Audi in which he journeyed to his last escapades had moss growing in its foot-wells ("three different sorts", he pointed out, proudly), and a variety of useful knives in the glove-box.
(12) I was flicking through a copy of this month's Vogue and there's Kate Moss topless.
(13) While environmental samples of moss from the Wisconsin supplier were negative, Sporothrix schenckii was cultured from multiple samples of the sphagnum moss obtained from one of six Pennsylvania tree nurseries, representing the nursery that was identified as the source for 79 (94%) of the moss-associated cases.
(14) The staff member reiterated concerns outlined by former integrity commissioner Philip Moss in his review into allegations at the centre, and said that asylum seekers feared giving information to staff “and would not complain because they might be targeted”.
(15) Green, who has enlisted his friend Kate Moss to design a range for Topshop, is the closest thing business has to a rock star.
(16) Top tip: The Hall of Mosses trail in Hoh is a short, one-mile loop through old growth rainforest.
(17) The Tower’s steps are covered in golden slime, and on its walls crawls a “rich greenlike moss” that inscribes letters and words on the masonry – before entering and authoring the bodies of the explorers themselves.
(18) "If necessary the police should be properly equipped and even armed, before such a step was taken," said the Downing Street note of a conversation between the home secretary, Willie Whitelaw, and Thatcher on 11 July when riots erupted in Moss Side, Manchester.
(19) If you use that locally you're supporting decarbonising, you're displacing coal and you're supporting renewables," said Andrew Austin, chief executive of IGas, the operator at Barton Moss.
(20) Gathers no Moss Inspired by Samuel Taylor Coleridge, director Mike Figgis filmed his latest digital work, Suspension of Disbelief , in Highgate, London.