(n.) A small European rodent (Cricetus frumentarius). It is remarkable for having a pouch on each side of the jaw, under the skin, and for its migrations.
Example Sentences:
(1) The microsomal preparations from untreated Syrian golden hamster livers exhibited higher activities of N-demethylation towards the macrolide antibiotics, erythromycin and troleandomycin, than those from untreated and phenobarbital-treated rats.
(2) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
(3) Although Jeggo's Chinese hamster ovary cells were more responsive to mAMSA, novo still abrogated mAMSA toxicity in the mutant cells as well as in the parental Chinese hamster ovary cells 2,4-Dinitrophenol acted similarly to novo with respect to mAMSA killing, but neither compound reduced the ATP content of V79 cells.
(4) The amino acid pools in Chinese hamster lung V79 cells were measured as a function of time during hyperthermic exposure at 40.5 degrees and 45.0 degrees C. Sixteen of the 20 protein amino acids were present in sufficient quantity to measure accurately.
(5) Both treatments depressed nocturnal pineal melatonin content in rats and hamsters.
(6) Stimulation of dopamine D2 receptors potentiates Ca2+ ionophore- or ATP-induced arachidonic acid (AA) release in D2 receptor cDNA-transfected Chinese hamster ovary (CHO) cells [CHO(D2)].
(7) Its metabolism was studied in the hamster in comparison with sodium 3 alpha, 7 alpha-dihydroxy-24-nor-5 beta-cholane-23-sulfonate and sodium taurochenodeoxycholate.
(8) In the first experiment ovariectomized female hamsters were administered varying dosages of progesterone (P), dihydrotestosterone (DHT) or CI-628 at the same time (concurrently) as estrogen (EB) or 48 hr after EB (sequentially).
(9) When an expression vector containing plasminogen cDNA is transfected into baby hamster kidney cells, the number of drug-resistant colonies as well as the levels of plasminogen secreted by those colonies is lower than observed in similar transfections of other protease precursor genes.
(10) These findings suggest that in hamsters (i) A and B antigens are tumor-related antigens; (ii) H, Le(b), Le(x) and Le(y) are oncofetal antigens; and (iii) fucosylation is an important event in cell differentiation.
(11) Cell recovery data for the hamster, rat, guinea pig, and rabbit were related to body size with the hamster having the lowest count and the rabbit the highest count.
(12) Fertilization of golden hamster eggs was blocked both in vitro and in vivo by antibodies produced in rabbits against specific hamster ovarian antigens (HOA).
(13) Chromosome aberrations were scored in BHK21 C13 Syrian hamster fibroblasts, exposed to 60Co gamma-rays, 250 kV X-rays, 15 MeV neutrons or neutrons of mean energy 2.1 MeV produced from the 9Be(d,n)10B reaction.
(14) After approximately 20 in vitro passages, Chinese hamster kidney (CHK) cell cultures transformed upon exposure to different strains of SV 40 can show a diploid modal chromosome number of 22 with chromosome counts exclusively or essentially in the diploid range (20-25).
(15) Stable mutants which are between 1.6- and 2.2-fold resistant to the microtubule inhibitor, nocodazole (NocR mutants) have been isolated in Chinese hamster ovary cells after a single-step selection.
(16) In the terminal segment of the hamster epididymidis there was some evidence of micro-merocrine protein secretion a the level of the principal cells and clear evidence of granular secretion in the light cells, presumable of glycoproteins.
(17) It was previously demonstrated that multidrug-resistant Chinese hamster cell lines contain an amplified, transcriptionally active DNA sequence designated mdr.
(18) Malignant melanoma of the conjunctival region was induced in the golden Syrian hamster.
(19) Furthermore, the animals did not increase their intake of sunflower seeds, a preferred diet for hamsters.
(20) Cheek pouches were removed from BIO 87.20 male hamsters 4 weeks, 8 months or 18 months of age.
Penguin
Definition:
(n.) Any bird of the order Impennes, or Ptilopteri. They are covered with short, thick feathers, almost scalelike on the wings, which are without true quills. They are unable to fly, but use their wings to aid in diving, in which they are very expert. See King penguin, under Jackass.
(n.) The egg-shaped fleshy fruit of a West Indian plant (Bromelia Pinguin) of the Pineapple family; also, the plant itself, which has rigid, pointed, and spiny-toothed leaves, and is used for hedges.
Example Sentences:
(1) The growth of the subantarctic King penguin chick is distinguished from that of other penguins by its long winter fasting period (from 2 weeks to 3 months).
(2) However, Pearson is understood to have believed an offer from News Corporation to buy Penguin outright would not have been financially viable.
(3) sp., described from wild-caught and laboratory-reared females, males, nymphs, and larvae parasitizing the Humboldt Penguin, Spheniscus humboldti Meyen, is the fifth species of the Ornithodoros (Alectorobius) capensis group to be recognized in the Neotropical Region.
(4) A prominent Mexican journalist and her publisher, Penguin Random House Grupo Editorial, are being sued in an attempt to force them to remove a bombshell political investigation from the country’s bookstores.
(5) Penguin Random House will be run by Markus Dohle, chairman and chief executive of Random House Worldwide.
(6) Steady-state responses obtained after the 3rd h of immersion in never-immersed (NI) penguins were compared with those of penguins acclimatized to seawater temperature (A).
(7) Four pilots with "extensive experience" in transporting some of the world's most precious cargo, including white rhinos and penguins, were on the flight.
(8) Penguin also reported a massive increase in digital book sales, up 106% year-on-year, with ebooks accounting for 12% of total revenues and 20% in the US market.
(9) It now has 20,000 "movellas" on the site, one of which - a fan fiction story about One Direction - was signed up by Penguin last autumn.
(10) Zookeepers checked in on the penguins on Wednesday afternoon.
(11) Cleveland's dividing lines over race issues come to light under Trump Read more It was revealed this week that, after a bidding war, the 44th president and his wife, Michelle, have signed book deals with Penguin Random House that are thought to be worth $60m.
(12) The ontogeny of thermoregulation and energy metabolism of chinstrap (Pygoscelis antarctica) and gentoo (P. papua) penguins was studied on King George Island, South Shetland Island, Antarctica.
(13) The former Smiths frontman's autobiography, published by Penguin Classics, has been an international bestseller.
(14) While we do expect some significant strength in the top two to three spots in 2015,” he wrote, “we are not convinced that the overall slate is going to drive performance that is significantly better than what we have generally seen over the past four years.” He also fears that the rise in superhero blockbusters is going to lead to disaster for some studios, in the same way that a wider pool of animated films has led to some casualties, with underwhelming receipts for Penguins of Madagascar and Mr Peabody & Sherman most recently.
(15) Total and fractionated proteins were evaluated in the serum of normal penguins.
(16) Measurements were made of the volume and length of portal veins and it appears that the portal venous system is capable of being a more efficient blood reservoir in the penguin than in other species studied.
(17) He believes, also, that if Pearson , Penguin's British owner, is not fully committed to the business, then "actually, it's better off" as a minority part of an enlarged group controlled by Bertelsmann-owned Random House.
(18) Makinson dismissed concerns that creating a global book powerhouse – Penguin Random House will have combined revenues of £2.4bn – will threaten the independent publishers and vibrancy in the book market.
(19) Photograph: Penguin Random House I immediately said yes to Richard when he offered me a seat on SpaceShipTwo.
(20) Barack and Michelle Obama have signed book deals with Penguin Random House , the publisher announced on Tuesday.