What's the difference between cultivate and propagate?

Cultivate


Definition:

  • (v. t.) To bestow attention, care, and labor upon, with a view to valuable returns; to till; to fertilize; as, to cultivate soil.
  • (v. t.) To direct special attention to; to devote time and thought to; to foster; to cherish.
  • (v. t.) To seek the society of; to court intimacy with.
  • (v. t.) To improve by labor, care, or study; to impart culture to; to civilize; to refine.
  • (v. t.) To raise or produce by tillage; to care for while growing; as, to cultivate corn or grass.

Example Sentences:

  • (1) A group I subset (six animals), for which predominant cultivable microbiota was described, had a mean GI of 2.4.
  • (2) The present retrospective study reports the results of a survey conducted on 130 patients given elective abdominal and urinary surgery together with the cultivation of routine intraperitoneal drainage material.
  • (3) The authors present the first results on the utilization of fish infusion (IFP) as a basic medium for the cultivation of bacteria.
  • (4) Throughout the entire cultivation cytidyl derivatives occurred in trace quantities.
  • (5) A human salivary gland adenocarcinoma cell line was cultivated in the presence of dibutyryl cyclic AMP (dB-cAMP), cis-diammine dichloroplatinum (cisplatin) or mitomycin C (MMC) only, or of the combination of dB-cAMP and each of the antineoplastic drugs.
  • (6) Liver cells, however, cultured in this way, can also be used for experiments in the early stage of serial cultivation.
  • (7) When rabbit and horse sera were used instead of human serum for cultivation, in both groups the share of positive cultures increased and more large forms of B. hominis cells were observed.
  • (8) After 21 days, supragingival and marginal plaque was collected from each subject and assayed for total cultivable microbiota, total facultative anaerobes, facultative Streptococci, Actinomyces, Fusobacterium, Veillonella and Capnocytophaga.
  • (9) The cultivation of embryos in shell-less culture did not affect the normal macroscopic or histological appearance of the membrane, or the rate of proliferation of its constituent cells, as assessed by tritiated thymidine incorporation.
  • (10) A procedure for cultivation of the seed material for biosynthesis of eremomycin providing an increase in the antibiotic yield by 24 per cent was developed.
  • (11) Several species of leishmania and three methods of cultivation: monophasic, biphasic and co-cultivation were used in a compared study bearing on the intensive production of leishmania.
  • (12) It is a very widely cultivated plant in eastern countries like India, Bangladesh, Ceylon, Malaya, the Philippines and Japan.
  • (13) The ratio of total protein content of DNA content increased 1.46 fold in 10(-5) M dexamethasone-treated cells on the seventh day of cultivation.
  • (14) The phenomenology of various protrusions, including fimbria, is described, and the effect of cultivation conditions (continuous culture, periodic culture) and growth phases on their emergence was elucidated.
  • (15) Finally, the analytical device was applied to the registration of production of monoclonal antibodies in a cultivation.
  • (16) After 48-hour cultivation the incorporation of 3H-thymidine into the DNA of mouse cells was 5 times higher than into the DNA of guinea-pig cells.
  • (17) The effect of cultivation temperature and pH on growth of the culture Penicillium brevi-compactum and biosynthesis of extracellular phosphohydrolases (acid and alkaline RNases and acid PMEase) involved in RNA degradation was studied.
  • (18) The pH effect on the nisine biosynthesis during the cultivation of Streptococcus lactis was studied at pH 5,8 6,7 and 7,2.
  • (19) We have studied the expression of genes that typify osteogenic differentiation in mandibular condyles during in vitro cultivation.
  • (20) By Western blot analysis we found that cultivated liver stellate cells secreted RBP into the medium.

Propagate


Definition:

  • (v. t.) To cause to continue or multiply by generation, or successive production; -- applied to animals and plants; as, to propagate a breed of horses or sheep; to propagate a species of fruit tree.
  • (v. t.) To cause to spread to extend; to impel or continue forward in space; as, to propagate sound or light.
  • (v. t.) To spread from person to person; to extend the knowledge of; to originate and spread; to carry from place to place; to disseminate; as, to propagate a story or report; to propagate the Christian religion.
  • (v. t.) To multiply; to increase.
  • (v. t.) To generate; to produce.
  • (v. i.) To have young or issue; to be produced or multiplied by generation, or by new shoots or plants; as, rabbits propagate rapidly.

Example Sentences:

  • (1) These studies indicate that at each site of induction during feather morphogenesis, a general pattern is repeated in which an epithelial structure linked by L-CAM is confronted with periodically propagating condensations of cells linked by N-CAM.
  • (2) The differentiated neuroblastoma cell possesses characteristics of an electrically excitable cell and can generate propagated potential spikes in which Ca2+ is the inward charge carrier.
  • (3) The ruffles of the sub-marginal cells showed different characteristics, being longer and not propagated successively as were the marginal ruffles.
  • (4) This method can characterize reliably flavivirus field isolates at the molecular level without extensive virus propagation and molecular cloning, and will be a valuable tool for molecular epidemiological studies.
  • (5) However the study does not permit to reach any valid conclusions; further elaborate investigations alone could prove the useful role of genetic influence in the propagation of lepromin sensitivity to the subsequent sibs.
  • (6) This has stemmed from an inadequate understanding of the mechanisms involved in the formation and propagation of this condition.
  • (7) The E2A mutants were propagated by growth in human cell lines which express an integrated copy of the DBP gene under the control of a dexamethasone-inducible promoter (D. F. Klessig, D. E. Brough, and V. Cleghon, Mol.
  • (8) Phage H propagated on Yersinia pestis was reported by Molnar and Lawton to be rapidly adsorbed to female but not to male strains of Escherichia coli.
  • (9) The re-examination of previous data revealed that Caenorhabditis elegans produced 1.8% 24-methyl-23-dehydrocholesterol when propagated in medium containing campesterol.
  • (10) In 40 subjects the propagation sequence of phasic contractions could be evaluated and were simultaneous in 53%, antegrade in 35%, and retrograde in 11% of the waves.
  • (11) It is concluded that a number of mechanisms can account for the conduction failure resulting from phospholipase A2, including disruption of sodium channels needed for propagation of regenerative nerve impulses and the depletion of high energy phosphates needed to maintain ionic gradients.
  • (12) However, a region containing pixels that are perfectly synchronous on average would still yield a finite distribution of calculated Fourier coefficients due to the propagation of stochastic pixel noise into the calculated values.
  • (13) Following the 1000-kJ but not the 4200-kJ meal, 10 mg cisapride increased total number of contractions, number of propagated contractions, mean amplitude, and area under curve significantly more than placebo.
  • (14) This phenomenon seems to be due to the generation of surface waves and a corresponding fluid zone into which these waves are also partially propagated.
  • (15) After 4 months of propagation, this cell line regularly showed 15 to 40% reactive cells.
  • (16) Because they prevent secondary capsular opacification and anterior vitreous propagation, it appears that such barrier-type implants should be systematically placed.
  • (17) Propagation and activity level of 18 enzymes catalyzing deamination reactions of dicarboxylic and oxyamino acids and enzymes of amino acid reamination and amino acid N-acyl-derivatives' deacylation have been studied in Klebsiella bacteria.
  • (18) The reaction studied, thus, appears to be the chain branching and propagation phase of lipoperoxidation.
  • (19) Study of the growth characteristics of basal cell carcinoma (BCC), a relatively well-organized, slow-growing skin cancer, has been limited because of the lack of methods for propagation of the tumor off the human host.
  • (20) In cells treated with ion across membranes, tip to base propagation was seen only in the presence of EGTA; when calcium was added the majority of organisms propagated waves from base to tip.