(a.) Pertaining to, or secreting, fat; composed of fat; having the appearance of fat; as, the sebaceous secretions of some plants, or the sebaceous humor of animals.
Example Sentences:
(1) An extensive immunohistochemical study of other normal tissues reveals that the majority show only weak focal staining with SM-3 or none at all, the distal tubules and collecting ducts of the kidney, and sebaceous glands being the only normal tissues studied to show homogeneously positive staining.
(2) The ultrastructure of the sebaceous gland of the camel is generally similar to that of other animals.
(3) Adrenal androgens appear to be the major determinants of sebaceous gland activity during the prepubertal period and to be additive to another hormone or hormones during puberty.
(4) The clinical and histological characteristics of sebaceous carcinomas of our series are compared with those recorded in the literature.
(5) Specifically discussed are mixed tumor, monomorphic adenoma, carcinoma ex-pleomorphic adenoma, clear-cell tumor, sebaceous lymphadenoma, and sebaceous carcinoma.
(6) We further document for the first time that IL-1R in normal skin is localized to the living layers of the epidermis, sebaceous and eccrine glands, as well as to a prominent network of dermal dendritic cells, and upper dermal blood vessels.
(7) The virus initially appeared within certain keratinocytes, sometimes surrounded by keratinocytes whose surfaces were also positive for the antigens, in the lower epidermal layers including the hair follicles, and then extended upward to the entire epidermis and downward to the sebaceous glands 1-2 days later, when no macroscopic skin lesion was seen.
(8) A high proportion of these sebaceous tumors (69%) exhibited specifically-associated hyperplasia of the overlying epidermis.
(9) Sebaceous glands were absent in all stages of folliculitis in seven of eight follicular units.
(10) We here report a fourth case of recurrent sebaceous carcinoma with metastases that occurred on the face of an 82-year-old woman who had received radiation to the area for cosmetic epilation 35 years previously.
(11) The distribution and activities of several oxidative enzymes in various regions of the sebaceous glands of the domestic cat have been studied.
(12) Our case is very similar both clinically and histologically to that of 'giant solitary sebaceous gland hyperplasia' described by Kudoh et al.
(13) Linoleic acid was incorporated into the triglyceride (triacylglycerol) fraction of the sebaceous gland lipid at a greater rate than palmitic and oleic acids.
(14) Sebaceous glands were significantly reduced in volume and showed decreased metabolic activity as measured by glucose-6-phosphate dehydrogenase and succinic dehydrogenase enzyme activities.
(15) An infant with the linear nevus sebaceous syndrome also had new findings of porencephaly and nonfunctioning major cerebral venous sinuses.
(16) It is concluded that the sebaceous glands in males show no morphological change in relation to age between the 20s and 50s.
(17) Mucous cell proliferation in a periapical radicular cyst from a patient with a family history of colonic malignancies and multiple sebaceous neoplasms of the skin, so-called Muir-Torre syndrome, is reported.
(18) Both clear-cut benign and transitional sebaceous neoplasms should also be recognized as having the potential to undergo an ominous clinical regrowth upon subtotal excision and a complete squamous transformation.
(19) With the use of an immunohistologic technique with monospecific anti-CA 1, we demonstrated two different sources of the protein, mucous salivary glands and hair roots, where it originates from sebaceous glands.
(20) The following conclusions can be drawn from our study and applied to external therapy: a detergent like Dermofug should be used instead of an alcohol to enhance the penetration of a drug into the infrainfundibulum of the sebaceous glands, since the former can block the growth of Propionibacterium spp.
Smegma
Definition:
(n.) The matter secreted by any of the sebaceous glands.
(n.) The soapy substance covering the skin of newborn infants.
(n.) The cheesy, sebaceous matter which collects between the glans penis and the foreskin.
Example Sentences:
(1) The view is presented that it is not the smegma but the alkaline reaction, if the sex act is frequent, which may bear a causal responsibility for carcinoma of cervix.
(2) The lipids of human and equine smegma pools were saponified and the total fatty acids submitted to temperature programmed gas chromatography (GC) analysis.
(3) Storage of preputial smegma in lactated Ringer's solution at 5 C for 24 hours resulted in a 14% loss of sensitivity.
(4) The alcoholic fraction from horse smegma contained about 85% sterol, the remainder constituting alcohols of C12 to C28 and of which 43.5% were branched chain components.
(5) There's no mention of belly button fluff either - but blackheads, snot, puke, pus, scabs, tears, smegma, eyelid crumbs, vaginal discharges, menstrual blood and other gunk are all acceptable fodder, especially when dried to a crust under the fingernails.
(6) After statistical analysis, it was found that sexual activity, smegma and cervical erosion are the high risk factors in causing cervical cancer.
(7) No study has yet proved that smegma facilitates cancer and that circumcision may prevent its occurrence.
(8) Partial operations do not always guarantee cleanliness and probably do not eliminate the risk of penile carcinoma in all cases, if smegma is carcinogenic.
(9) This localisation pattern suggests that, in circumcised males, smegma-induced squamous carcinoma of the glans can be abolished but not the ordinary squamous carcinoma that can develop by chance on the rest of the penis as well as on the glans.
(10) Every visible retention of smegma should provoke the education in washing this region.
(11) World-wide incidences of penile cancer are reviewed and epidemiologic factors including ciecumcision, hygiene, phimosis, smegma, irritation, infection, veneral disease, viruses, environment, race, immune response, trauma, and age are discussed.
(12) Outcome was related to hygiene: subjects who retracted the foreskin when bathing were less likely to have smegma accumulation, inflammation, phimosis, or adhesions than those who did not.
(13) Squalene comprised the main hydrocarbon present in smegma of either species.
(14) From an etiopathogenic perspective, chronic inflammation due to smegma accumulation and the presence of a prepuce seem necessary for the development of this pathology.
(15) The corresponding product from human smegma was primarily sterol.
(16) Poor hygiene practices also appeared to increase risk, particularly as evidenced by detection of smegma on physical examination, although it was difficult to decipher whether this association was etiologic or merely a consequence of disease.
(17) For many years it has been thought that a significant proportion of cervical cancer could be attributed to sexually transmitted agents, such as sperm, smegma, Treponema pallidum, Gonococcus and herpes simplexvirus type 2.
(18) In areas with low hygienic standards we cannot recommend the method since the ability of retaining smegma must still be present.
(19) Chronic trauma, chronic ulcers, and scars were the main predisposing risk factors to the lower limb and the scalp, while ultra violet radiation to the head and neck, and smegma of the uncircumcised penis were thought to be predisposing risk factors.
(20) The cyclopropane fatty acid, 9,10-methyleneoctadecanoic acid, occurred in smegma sampled from men over 35 years of age but could not be detected in the pool from persons of 17-20 years of age nor in any of the equine mixtures.