(n.) One who deprives of life; one who, or that which, kills.
(n.) A voracious, toothed whale of the genus Orca, of which several species are known.
Example Sentences:
(1) To investigate the immunomodulating properties of cis-diamminedichloroplatinum (II) (CDDP), we studied the drug's effects on natural killer (NK) lymphocyte cytotoxicity.
(2) To become president of Afghanistan , Ashraf Ghani Ahmadzai changed his wardrobe and modified his name, gave up coffee, embraced a man he once denounced as a “known killer” and even toyed with anger management classes to tame a notorious temper.
(3) She was not aware that it was an assassination attempt by alleged foreign agents.” If at least one of the women thought the killing was part of an elaborate prank, it might explain the “LOL” message emblazoned in large letters one of the killers t-shirts.
(4) Natural killer cells (CD8+CD57+) as well as activated T cells (CD3+HLA-DR+) were significantly increased in patients with sarcoidosis.
(5) In our efforts to explore alternative treatment regimens for multidrug-resistant tumors we have examined the sensitivity of MDR tumor cell lines to lymphokine activated killer (LAK) cells.
(6) The isolated LGL were highly cytotoxic against YAC-1 lymphoma cells and this cytolytic activity was blocked by treatment of the effector cells with an antibody against natural killer cells (anti-asialo GM1).
(7) Natural killer (NK) cell activity was assessed in the peripheral blood of 20 patients with growth hormone (GH) deficiency due to a hypothalamic deficit of GH-releasing hormone (GHRH).
(8) Analysis of lymphocyte subsets by flow cytometry demonstrated Leu 4, 43.6% (T cells); Leu 10, 10.5% (B cells) and Leu 7, 13.1% (natural killer (NK) cells) in TIL.
(9) Abnormal synaptonemal complexes were seen in all 19 crosses of N. crassa and N. intermedia that were examined, including matings between standard laboratory strains, inversions, Spore killers, and strains collected from nature.
(10) In experiments using double and triple chamber cultures it was demonstrated that suppressive macrophages from advanced T8-Guérin tumor (diameter 5--6.5 cm) bearing rats produced a dialysable factor which suppressed the killer activity of lymphocytes from non-advanced T8-Guérin tumor (diameter 0.5--0.7 cm) bearing rats, as well as from nonadvanced h 18R tumor bearing rats and from Ehrlich ascites bearing mice, against T8-Guérin ascitic cells and, respectively, against h 18R ascitic and Ehrlich ascitic cells.
(11) These killer cells could lyse a wide range of syngeneic and allogeneic lymphoid tumour cell lines in vitro, and it was found that cell suspensions from nude mice were always significantly more active than those from normal mice, and that the most active effector population was a polymorph-enriched peritoneal-exudate cell suspension.
(12) These findings show that humoral factors that can inhibit natural killer cell activity in vitro are present in the peripheral blood of patients who have endometriosis; moreover, they suggest that the suppressed natural killer cell activity may allow the development of endometrial cells at ectopic sites.
(13) Trophoblasts showed low susceptibility to natural killer and lymphokine-activated cells.
(14) Lymphokine-activated killer (LAK) cells are generated in vitro by the incubation of normal murine splenocytes in interleukin 2.
(15) In contrast, TCDD exposure had no significant effect on natural killer cell function, production of interferon, or various parameters of macrophage function.
(16) To help understand host-tumor relationships in adult acute lymphoblastic leukemia (ALL) and to better define potential indications for interleukin-2 (IL-2) treatment in this disease, the relationship between the susceptibility of leukemia cells of 22 patients with ALL to lysis by allogeneic lymphokine-activated killer (LAK) cells and characteristics of the leukemia was studied.
(17) The police investigating the 1991 murder of the Oxford student Rachel McLean had a strong hunch that the killer was her boyfriend, John Tanner, another student.
(18) Interferon-alpha and IL-2 could enhance NK activity and IL-2 could generate lymphokine-activated killer activity at all stages of ALL; however, the recycling defect hardly improved with these treatments.
(19) I read somewhere that one of the actresses you admire is Charlize Theron and she's another great beauty who started out modelling but whose breakthrough role came when she uglied up [to play serial killer Aileen Wuornos in Monster ].
(20) The present work investigated the association between prostaglandin E2 (PGE2) from macrophages and its inhibition of murine lymphokine-activated killer (LAK) cell generation.
Tiller
Definition:
(v. t.) One who tills; a husbandman; a cultivator; a plowman.
(n.) A shoot of a plant, springing from the root or bottom of the original stalk; a sucker.
(n.) A sprout or young tree that springs from a root or stump.
(n.) A young timber tree.
(v. i.) To put forth new shoots from the root, or round the bottom of the original stalk; as, wheat or rye tillers; some spread plants by tillering.
(n.) A lever of wood or metal fitted to the rudder head and used for turning side to side in steering. In small boats hand power is used; in large vessels, the tiller is moved by means of mechanical appliances. See Illust. of Rudder. Cf. 2d Helm, 1.
(n.) The stalk, or handle, of a crossbow; also, sometimes, the bow itself.
(n.) The handle of anything.
(n.) A small drawer; a till.
Example Sentences:
(1) This is what we imagined: the becalmed beauty of the Whitsunday Passage, that spectacular collection of islands protectively nestled inside the Great Barrier Reef, safe from prevailing winds; bright blue languid days gliding over turquoise waters, taking turns at the tiller in our togs; finding our own private cove as the sun goes down; diving into warm pristine waters; the tinkling of intimate laughter; the fizz of champagne and the sizzle of prawns on the barbie.
(2) But he will not be attending conference every day, and will have his hands firmly off the tiller as far as editorial matters are concerned.
(3) The effects of fescue endophyte content (low, 16 or high, 44% of tillers examined) and of N fertilization rate (low, 134 kg N.ha-1.yr-1 or high, 336 kg N.ha-1.yr-1) upon serum prolactin (PRL) in Angus steers were examined.
(4) In the dental hospital Münster 25 adhesive bridges have been incorporated for the last two years by the Silicoater method, which has been developed by Kulzer with the assistance of Musil and Tiller.
(5) This allows a very Blakean moment: he discovered a photograph of the Tiller Girls doing a horse routine with hooves on their hands.
(6) Those concerns were heightened last year when the deputy mayor, Kit Malthouse, said he and Johnson "have our hands on the tiller" of the Met and had taken control of the force away from the home office.
(7) The cohort of viscose rayon workers previously described by Tiller et al has been reconstructed and followed up to the end of 1982.
(8) To correct his trajectory now, in the year before a general election, he will need to grab hold of that tiller and yank it so hard to the right he will send flying the sunbathers on the deck of his dangerously left-leaning ship.
(9) Dipper samples were taken from rice fields at six phases of maturity (fallow, ploughed, nursery, newly transplanted, after tillering, mature).
(10) That, I believe, is a far more positive and practical Scottish contribution to progressive policy than sending a tribute of Labour MPs to Westminster to have the occasional turn at the Westminster tiller – particularly in the circumstances ofas the opposition's policy increasingly converging with that of the coalition on the key issues of the economy and public spending.
(11) Talking about the first attempt on Tiller’s life, before Roeder, he laughingly refers to perpetrator Shelley Shannon as a terrible shot, because she shot him in both arms, when presumably aiming for his chest.
(12) Usually thanks to my wife: her role is often to lash me to the tiller and keep me there long enough to get through the bad patches.
(13) The squad of players available to Hughton clearly had the talent to make an immediate return but the Championship needs a steady hand at the tiller.
(14) And maybe we should borrow a tiller at this point or buy one?
(15) Sandrine Tiller, programmes adviser on humanitarian issues, Médecins Sans Frontières (MSF), London, UK, @MSF_UK @sandrinetiller Identify our own weak spots: While it is true that many external factors have made delivering humanitarian aid more difficult, we also have a responsibility to look more closely at ourselves.
(16) Tillers of C. dactylon and E. indica from the three sites were subjected to a series concentrations of Pb(NO3)2.
(17) They tried everything they could to put George Tiller out of business,” Curtis says.
(18) Panel Sandrine Tiller, programmes adviser on humanitarian issues, Médecins Sans Frontières (MSF) London, UK, @MSF_UK @sandrinetiller Sandrine’s expertise is in the politicisation of aid and the current state of the aid system.
(19) Here’s a press baron who doesn’t interfere; who maintains a careful distance; who doesn’t want tea in Downing Street; who goes outside the UK and outside the media when he has to make crucial appointments: a steadying hand on a tiller far away.
(20) Tiller’s Wichita clinic, one of the few in the country to perform late-term abortions, was for years one of the most prominent battlegrounds over abortion.