What's the difference between foreskin and smegma?

Foreskin


Definition:

  • (n.) The fold of skin which covers the glans of the penis; the prepuce.

Example Sentences:

  • (1) In the second comparison, HSV was isolated from 225 of 1,026 (21.9%) specimens and duplicate human foreskin fibroblast cell wells stained at 24 and 72 h were PAP positive in 241 of 1,026 (23.5%).
  • (2) Human melanocyte cultures were established using disaggregated epidermal cell suspensions derived from foreskins and plated onto culture dishes in medium containing 2% fetal bovine serum, growth factors, hormones, and melanocyte growth factor (MGF) extracted from bovine hypothalamus (Wilkins et al., J.Cell.
  • (3) We have examined the proteolytic processing of radiolabeled epidermal growth factor (EGF) in EGF growth-responsive human foreskin fibroblasts (HFF) versus EGF nonresponsive human fetal lung fibroblasts (HFL).
  • (4) Over 95% of attributable risk in men with STD was either genital ulceration or the presence of a foreskin.
  • (5) A penile problem that physicians are confronted with in the emergency room is entrapment of the foreskin by a zipper fastener.
  • (6) In this study we have found that NK activity of fresh splenocytes measured against HSV-2 infected human foreskin fibroblast (HFF) is stimulated in vitro and in vivo by rIL 2 in a biphasic dose range similar to that determined for protection against disease.
  • (7) Interferons produced in human peripheral leukocytes (LE) and foreskin fibroblast (FS-4) cells were subjected to affinity chromatography on Sepharose-bound globulins from rabbits immunized with these interferons.
  • (8) In contrast, infection of human primary chondrocyte cells (C23), synovial cells (HSA), and foreskin fibroblasts (F13) was apparently independent of cell CD4-mediated mechanisms.
  • (9) We studied the effects of various immunologic and inflammatory mediators on the expression of the class II major histocompatibility antigens, HLA-DR and DQ in short-term organ cultures of newborn human foreskin.
  • (10) Specific antibody-mediated neutralization of infectious human papillomavirus type 11 (HPV-11) was achieved in the athymic mouse xenograft system, in which HPV-11 induced morphological transformation of human foreskin.
  • (11) To study the synthesis of the EBA antigen, cultured human keratinocytes and fibroblasts, derived from neonatal foreskins, were metabolically labeled with 14C-labeled amino acids.
  • (12) Nevertheless, because of the need for a scrotal flap of fat to prevent fistula formation and to ensure vascularization of the graft, and because of the availability of a vascularized flap from the foreskin in most cases, the free graft patch procedure is best reserved for cases in which the foreskin is either absent or deficient.
  • (13) Normal thyrocytes were cultured with either mitomycin C-treated endothelial cells or mitomycin C-treated human foreskin fibroblasts.
  • (14) Despite the vogue for conservatism, circumcision still has an important part to play in the management of troublesome foreskins in children.
  • (15) One hundred consecutive cases of boys with foreskin problems referred to local paediatric surgeons in the Edinburgh area were studied.
  • (16) Cytokeratin expression in differentiating cultured foreskin keratinocytes was studied using chain-specific anti-cytokeratin monoclonal antibodies directed against cytokeratins 4, 8, 10, 13, 18, and 19, respectively.
  • (17) The protein kinase C (PKC) inhibitor staurosporine was found to dramatically alter the actin microfilament cytoskeleton of a variety of cultured cells, including PTK2 epithelial cells, Swiss 3T3 fibroblasts, and human foreskin fibroblasts.
  • (18) Experiments probing the mechanism by which glucocorticoids modulate cell proliferation were carried out on serum-free cell cultures of quiescent human diploid foreskin (HF) cells.
  • (19) In contrast, DNA synthesis in keratinocytes derived from neonatal foreskins was consistently suppressed by retinoic acid, independent of the polyamine status.
  • (20) Normal diploid foreskin fibroblasts and a histiocytic lymphoma cell line were deprived of CABLA production.

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.

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