(n.) The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities.
Example Sentences:
(1) Tryptic digestion of the membranes caused complete disappearance of the binding activity, but heat-treatment for 5 min at 70 degrees C caused only 40% loss of activity.
(2) A study revealed that the percentage of active sperm in semen 30 seconds after ejaculation was 10.3% when a nonoxynol 9 latex condom was used as opposed to 55.9% in a nonspermicidal condom.
(3) The most actively proliferating region of the excurrent duct system is zone 3 of the epididymis, whereas the least active region is the ductuli efferentes.
(4) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
(5) Activity of Na,K-ATPase activity was measured as a functional marker for synaptosomal membranes.
(6) The antiarrhythmic activity similar to that of quinidine (with ca.
(7) 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.
(8) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
(9) After stimulation with lipopolysaccharide and calcium ionophore A23187, culture supernatants of clones c18A and c29A showed cytotoxic activity against human melanoma A375 Met-Mix and other cell lines which were resistant to the tumor necrosis factor, lymphotoxin and interleukin 1.
(10) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(11) Increased plasmin activity was associated with advancing stage of lactation and older cows after appropriate adjustments were made for the effects of milk yield and SCC.
(12) Arachidic acid was without effect, while linoleic acid and linolenic acid were (on a concentration basis) at least 5-times less active than arachidonic acid.
(13) Following in vitro C activation in NHS by delta IgG, the 40 KD C4d component increased markedly.
(14) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
(15) We conclude that first-transit and blood-pool techniques are equally accurate methods for determining EF when the time-activity method of analysis is employed.
(16) This difference was not due to ATPase activity in the assay.
(17) In the surface epithelial cells, the basolateral cell surface showed moderate enzymatic activity.
(18) Both the vitellogenesis and the GtH cell activity are restored in the fish exposed to short photoperiod if it is followed by a long photoperiod.
(19) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
(20) Together these results suggest that IVC may operate as a selective activator of calpain both in the cytosol and at the membrane level; in the latter case in synergism with the activation induced by association of the proteinase to the cell membrane.
Recreation
Definition:
(n.) The act of recreating, or the state of being recreated; refreshment of the strength and spirits after toil; amusement; diversion; sport; pastime.
Example Sentences:
(1) With respect to family environment, a history of sexual abuse was associated with perceptions that families of origin had less cohesion, more conflict, less emphasis on moral-religious matters, less emphasis on achievement, and less of an orientation towards intellectual, cultural, and recreational pursuits.
(2) For recreational runners who have sustained injuries, especially within the past year, a reduction in running to below 32 km per week is recommended.
(3) Employment problems, amount of pain, and social and recreational difficulties were assessed.
(4) Several reports have suggested that staphylococci, and especially Staphylococcus aureus, are useful indicators of pollution of recreational waters.
(5) The implications for other professional divers and for recreational underwater divers who follow standard decompression protocols are reassuring.
(6) The subjects responded to a mail survey that defined before surgery and after recovery functioning in relation to 22 activities of daily living representing personal care, housework-yard work, and recreation-social activities.
(7) 3,4-Methylenedioxymethamphetamine (MDMA) is a recently popularized recreational drug, although some have advocated its psychotherapeutic potential.
(8) Accidents from sports and recreation were the cause in 23% of the cases.
(9) More men than women reported high rates of sports and recreational activities, gardening, and do-it-yourself.
(10) An inverse Fourier transform is then used to recreate the new time domain representation, which has been appropriately filtered for extraneous noise.
(11) Cases were more likely to have worked in the following industries: mining, paper and wood, medicine and science, and entertainment and recreation.
(12) To determine whether recreational levels of training (jogging) will provoke short luteal phase menstrual cycles, a prospective study was conducted.
(13) Benzene concentrations of 2.5, 14, and 250 ppm should be acceptable for residential, industrial, and recreational soils, respectively.
(14) The present results suggest that, although we observed a larger effect with occupational activity than with recreational activity, middle-aged men may reduce their risk of colorectal cancer if they exercise when they are not working.
(15) He confessed to over-indulgence in this pleasure at some stages of his life, and to the recreational use of drugs.
(16) Obama may have been deliberately recreating one of Mandela's own most useful gestures in his moment of human contact with the president of Cuba .
(17) Similar applies to the new standards of the TAL 1974 and that recommendations of the "Deutscher Bäderverband" to estimate health resorts, recreation areas and mineral springs.
(18) The embryotoxic levels of these solvents needed in culture were higher than blood levels likely to occur in the human following industrial exposure or recreational abuse.
(19) Relationships between the severity and frequency of low back pain and referred lower extremity pain and other variables such as occupation, recreation, age, sex and predominant working posture was analysed.
(20) The results showed that VCF valued, in order of priority: TWs, University library privileges, faculty parking, photocopying service, clinical faculty awards, use of recreational facilities, and faculty discounts.