What's the difference between immature and naive?

Immature


Definition:

  • (a.) Not mature; unripe; not arrived at perfection of full development; crude; unfinished; as, immature fruit; immature character; immature plans.
  • (a.) Premature; untimely; too early; as, an immature death.

Example Sentences:

  • (1) Since 1987, it has become possible to obtain immature ova from the living animal and to let them mature, fertilize and develop into embryos capable of transplantation outside the body.
  • (2) This study was designed to investigate the localization and cyclic regulation of the mRNA for these two IGFBPs in the porcine ovary, RNA was extracted from whole ovaries morphologically classified as immature, preovulatory, and luteal.
  • (3) Using an in vitro culture system, light scatter analyses, and two-color flow cytometry, we provide evidence that the interleukin-2 (IL-2) and transferrin receptors can be induced within 48 hr on nonproliferating immature thymocytes.
  • (4) Adults and immatures of Ixodes pacificus Cooley & Kohls were collected by flagging vegetation and from lizards during a 3-mo period in the Hualapai Mountain Park, Mohave County, AZ, in 1991.
  • (5) Synapse loss was accentuated, however, within immature and mature plaques.
  • (6) Although chronologic age may not be a good predictor of pregnancy outcome, adolescents remain a high-risk group due to factors which are more common among them such as biologic immaturity, inadequate prenatal care, poverty, minority status, and low prepregnancy weight, and because factors associated with an early adolescent pregnancy, such as low gynecologic age, may continue to influence the outcome of subsequent pregnancies.
  • (7) Immature follicles are practically devoid of receptors for this hormone.
  • (8) The high concentrations of gonadotropins present in immature female rats by the end of the second week of life were suppressed by treatment with an antagonist against luteinizing hormone-releasing hormone (LHRH-A; Org.
  • (9) Gilts that had already reached sexual maturity at the time of insemination showed a higher rate of oestrus and better litter size than immature animals.
  • (10) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
  • (11) However, the blasts formed mixed colonies consisting of erythroblasts, granulocytes, macrophages, and immature blasts when cultured in methylcellulose with PHA-leukocyte conditioned medium.
  • (12) I’m probably still far too immature, but maybe as I get older I could consider it.
  • (13) These findings may indicate the loss of the receptor in the course of CML with increasing immaturity of cells released from bone marrow.
  • (14) At the external wall of the host's gut, parasitic cysts of this nematode with immature stages inside were also observed.
  • (15) TdT determination indicate would the presence of immature cells that are not detected in the normal lymphnode; molecular analysis of the rearrangements of these genes would reveal the presence of even a small monoclonal population of both T and B lineages in the lymphnodes.
  • (16) Glucose utilization and lactate production were inadequate with respect to the immature cell population.
  • (17) The variations of the elastic properties and the density around the circumference of both the immature osteopetrotic femur and the unaffected femur were found to be similar to those previously measured on normal adult bovine femora.
  • (18) In the kidney, binding was associated with immature as well as mature glomeruli.
  • (19) A monoclonal antibody specific for columnar epithelium (RGE 53) gave a positive reaction in endocervical columnar cells and in some immature metaplastic cells but was negative in subcolumnar reserve cells, squamous (metaplastic) cells, dysplastic cells, and most cases of carcinoma in situ.
  • (20) The results from gel filtration of glycopeptides indicate that there is a higher content of large molecular weight, sialic acid-rich oligosaccharide units in the glycoprotein of immature myelin.

Naive


Definition:

  • (a.) Having native or unaffected simplicity; ingenuous; artless; frank; as, naive manners; a naive person; naive and unsophisticated remarks.

Example Sentences:

  • (1) From these results, BM-Eo are naive and seem to be a good indicator for eosinophilotaxis and its modulation.
  • (2) Rats were divided into four groups: drug naive controls; HAL-treated for 6 months; AMPH-treated for 1 month; and rats administered both continuous HAL for 6 months and concurrent AMPH treatment during the 2nd month of HAL administration.
  • (3) Three experiments in person perception were conducted to investigate the conditions under which naive observers label an actor as aggressive and to ascertain how this label affects the reactions of the observers to the actor.
  • (4) One group of rats was made immunocompetent towards P. aeruginosa by intraperitoneal injection of phenol-killed P. aeruginosa while a second group remained naive to this organism.
  • (5) But pollsters said that even if the president's worst failing was to have been naively taken in, being hoodwinked by a tax-evader he appointed to one of the country's most important jobs would be hugely damaging for his presidential standing and authority.
  • (6) It is at present unclear whether this discrepancy is due to the preferential clonal selection of a pre-existing subpopulation of naive B cells that express variable regions altered via nucleotide replacement, or whether the process of nucleotide replacement occurs only during the antigen-dependent stages of B cell differentiation.
  • (7) In naive cows, strain 433.31 induced less exudation of plasma into the milk, shedding of bacteria, macroscopic alteration, and a lower somatic cell count (SCC) than did the reference strain.
  • (8) Those transmitted orally to naive hamsters developed in the normal way.
  • (9) We also found that the frequency of self-reactive but not alloreactive IL-2-producing T cells in the spleens of infected mice was 3- to 10-fold higher than that in naive mice.
  • (10) IgE helper activity by naive T cells was inhibited by IL-2.
  • (11) Primed Ts populations that were alloantigen restimulated for 8 hr adsorbed TsDF in a cell dose-dependent fashion and produced TsF in response to that adsorption, whereas alloantigen-stimulated naive cells or primed but nonrestimulated cells neither responded to nor bound TsDF.
  • (12) PKC was partially purified from the CA1 region of hippocampal slices from naive, pseudoconditioned, and conditioned rabbits 24 hr after the rabbits were well conditioned.
  • (13) Basal serum amino acids (including central monoamine precursors), central monoamines, and hormones were studied in schizophrenic patients (drug-naive; n = 20; drug-withdrawn for 3 or more days, n = 67; neuroleptic-treated, n = 23) and healthy subjects (n = 90) to answer the following questions: (1) Do neuroleptic-withdrawn and neuroleptic-naive patients differ on these serum measures?
  • (14) In contrast, rat erythrocyte-primed spleen cells suppressed both a primary 2,4,6 trinitrophenyl (TNP) response and anti-erythrocyte autoantibody production (but not anti-rat erythrocyte antibodies) upon transfer to naive recipients and challenge with TNP-rat erythrocytes.
  • (15) Animals still immune 6 weeks after immunization were found to have mucin profiles which did not differ significantly from those of freshly immunized animals, whereas animals susceptible to re-infection 12 weeks after immunization had mucin profiles more closely resembling those seen in naive controls.
  • (16) The cerebellar membrane GABA receptor complex was also studied with binding experiments using naive AT and ANT rats.
  • (17) These observations also suggest that the Leu8- and DR+ T cells with increased adhesion molecules might preferentially migrate into inflammatory tissues, and that naive T cells are being further converted to to memory T cells by in vivo stimulation within the tissues.
  • (18) Asked whether she could promise customers that such an attack would never happen again, Harding said: “No, that would be naive.
  • (19) Mean arterial blood pressure in dives was unchanged from pre-dive levels in both naive and trained dabbling ducks.
  • (20) In naive Cartesianism this assertion starts out from the assumption that illness may develop solely from physical causes.