What's the difference between calfskin and leather?

Calfskin


Definition:

  • (n.) The hide or skin of a calf; or leather made of the skin.

Example Sentences:

  • (1) When calfskin collagen is treated with trichloroacetic acid at 90 degrees C, it is hydrolyzed to a mixture of peptides, some of which are quite small.
  • (2) NH2-terminal extension peptides of type I and type III procollagens were isolated from dermatosparactic and normal fetal calfskin, respectively.
  • (3) The more concentrated salt was found to enhance the rate of digestion of calfskin collagen when either measured viscosimetrically or colorimetrically by trinitrobenzenesulfonate.
  • (4) Fibrous apatite has been grown by the enzymatic hydrolysis of calcium beta-glycerophosphate on reconstituted calfskin collagen tapes which had been modified by the addition of a phosphoprotein, phosvitin, in the presence of a cross-linking agent, dimethylsuberimidate.
  • (5) However, the binding of 3H-heparin to normal fibronectin could be increased fourfold by the concomitant addition of normal gelatin (denatured calfskin collagen).
  • (6) Wounds were prepared in the oral cavity of 15 rabbits and five dogs, and an enzyme-solubilized calfskin collagen was placed over the surgery sites on one side.
  • (7) These oligomers also strongly bond soft tissues and calfskin and to acrylic resins and composites.
  • (8) Ahrendts sells at eye-watering price points: Burberry sells £14,000 alligator bowling bags, animal-print trench coats in calfskin for £5,500 and £95-a-pair babies' booties to buyers all over the world – but especially in Asia – and as a business it is now worth £6.5bn – just a fraction less than Marks & Spencer.
  • (9) Purified monomeric collagen was prepared from acetic acid extracts of fetal calfskin.
  • (10) Thus the original Magna Carta, 3,500 words in Latin on a calfskin parchment, came into being, its enduring relevance confirmed in the many legal cases in which it is cited today.
  • (11) Gelatin (denatured calfskin collagen) was glycated 22.3-fold under the same conditions.
  • (12) However, the rate of digestion of calfskin gelatin is unaffected by 0.5 M CaCl2 as determined colorimetrically.
  • (13) For example, they provide a strong bond between a collagenous substrate (such as calfskin) and cured denture-base resin.

Leather


Definition:

  • (n.) The skin of an animal, or some part of such skin, tanned, tawed, or otherwise dressed for use; also, dressed hides, collectively.
  • (n.) The skin.
  • (v. t.) To beat, as with a thong of leather.

Example Sentences:

  • (1) Wearing a brown leather fedora and dark sunglasses, the 69-year-old was ushered into a waiting van shortly after dawn and taken to the western port city of Kobe, the headquarters of the Yamaguchi-gumi.
  • (2) Results of the determinations indicated that protective leather gloves contained considerable content of chromium, and chromium-free machine oils and lubricants were polluted with chromium's minute quantities as the oils and lubrications were being used.
  • (3) The coke sailed up my nasal passage, leaving behind the delicious smell of a hot leather car seat on the way back from the beach.
  • (4) The results of the study evidence that vitamin B1 and B6 are especially necessary for workers whose activity is associated with manifest nervous-emotional stress, while the workers engaged in the synthetic leather industry being exposed to dimethyl formamide are in need of vitamin B2.
  • (5) Also in the Lords amongst the phalanx of red leather benches is a solitary seat curbed by an armrest provided for a perpetually drunken Lord (hence the saying?)
  • (6) Leather, who celebrated his seventh consecutive week at the top of the Amazon chart with his novella The Basement , about a serial killer in New York, also occupies fourth place with Hard Landing , another thriller, and 11th place with Once Bitten , a vampire novel.
  • (7) Wearing a white dress, black jacket and patent leather sandals, and clutching her mobile phone and keys, she could be on her way to an office in one of the capital's new skyscrapers, instead of walking past a patchwork of bean and sweet potato fields en route to the village's tin-roofed administration offices.
  • (8) In Great Britain and other countries there have been reports of an increased frequency of adenocarcinoma of the nose and paranasal sinuses, mimicking histologically mucinous colonic carcinoma, among workers exposed to wood dust and workers in the leather industry.
  • (9) Sometimes he puts on a leather bomber jacket and talks tough, but it doesn't become him.
  • (10) It's been a wonderful game of football, with both sides going hell-for-leather and it couldn't be more even as things stand: all square on the scoreboard, with each aside having scored an away goal.
  • (11) When four leather strips were tied to the back tyre of the bicycle before laying the track, the one dog tested took the correct direction significantly more often than predicted by random choice.
  • (12) Scores of archaeologists working in a waterlogged trench through the wettest summer and coldest winter in living memory have recovered more than 10,000 objects from Roman London , including writing tablets, amber, a well with ritual deposits of pewter, coins and cow skulls, thousands of pieces of pottery, a unique piece of padded and stitched leather – and the largest collection of lucky charms in the shape of phalluses ever found on a single site.
  • (13) The candidate was crushed with just 4.9% of the vote and was forced to dodge Sydney Leathers, a woman who said she had received sexual messages from him, while giving his concession speech.
  • (14) The insertions of the superficial and deep portions of the masseter muscle, the temporalis muscle, the medial pterygoid muscle and the temporalis fascia were simulated with leather bonded to the appropriate areas.
  • (15) In the first image , his brother looks like a cool New Yorker in a leather jacket, cigarette dangling from his mouth.
  • (16) Adrian Clark, style director of Shortlist , is throwing a trailer-trash curveball: "a pair of vintage black leather Versace jeans with zips – wrong in all the right ways – Gucci biker boots and bespoke tailoring by Gieves & Hawkes , Richard James and Mr Start".
  • (17) Toksvig rides a motorbike, and recently revealed to Radio Times that she had been “taking lessons from a large man in leathers”.
  • (18) Farron made clear that his party would contest both, particularly Stoke, where he said the Lib Dems would go “hell for leather”: “There’s a really massive issue, where we’re the only people taking what I consider to be the right side.
  • (19) Here, at number 441, a new Detroit brand called Shinola has its flagship store (there's another in New York) for high-end watches, leather goods and bicycles.
  • (20) Excess risks were confirmed among men and women employed in the manufacture of footwear and other leather products and of wooden furniture.

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