What's the difference between crude and natural?

Crude


Definition:

  • (superl.) In its natural state; not cooked or prepared by fire or heat; undressed; not altered, refined, or prepared for use by any artificial process; raw; as, crude flesh.
  • (superl.) Unripe; not mature or perfect; immature.
  • (superl.) Not reduced to order or form; unfinished; not arranged or prepared; ill-considered; immature.
  • (superl.) Undigested; unconcocted; not brought into a form to give nourishment.
  • (superl.) Having, or displaying, superficial and undigested knowledge; without culture or profundity; as, a crude reasoner.
  • (superl.) Harsh and offensive, as a color; tawdry or in bad taste, as a combination of colors, or any design or work of art.

Example Sentences:

  • (1) Life expectancy and the infant mortality rate are considered more useful from an operational perspective and for comparisons than is the crude death rate because they are not influenced by age structure.
  • (2) While the reduced form of the "derived" polyphenolic compounds, generated during tissue homogenization, appeared to enhance dye binding with bovine serum albumin, their influence on the protein assay directly in crude homogenates was extremely diverse.
  • (3) Slight cross-reactivity was apparent when crude preparations of cellular or culture filtrate antigens, used in this laboratory to detect antibodies to Candida albicans, Coccidioides immitis and Cryptococcus neoformans, were probed with hyperimmune rabbit antisera to A. fumigatus.
  • (4) The crude survival rate at 5 years was 83.3% (age-adjusted 96%), and at 10 years 53.8%).
  • (5) VS had a crude topography, and receptive fields of neurons in VS were relatively large.
  • (6) With [125I-Tyr11]SRIF as a radiolabeled ligand, the specific ligand binding to crude membrane increased transiently in the early phase of postnatal development and then decreased.
  • (7) Dialyzed crude enzyme extracts from yeast cells were found to destroy diacetyl in a manner quite similar to that of diacetyl reductase from Aerobacter aerogenes, and both the bacterial and the yeast extracts were stimulated significantly by the addition of reduced nicotinamide adenine dinucleotide (NADH).
  • (8) A crude extract of Brucella melitensis was obtained by sonication, centrifugation and dialysis, and analyzed by quantitative immunoelectrophoresis.
  • (9) These results indicate that countercurrent distribution of crude extracts in aqueous two-phase systems is a useful method to study protein-protein interaction.
  • (10) Optimal myocyte cultures were obtained using serial 0.2% crude trypsin digestions of hearts from 1-2-day-old rats.
  • (11) Their defect in DNA degradation was shown not only after treatment by toluene but also in crude extracts after cell disintegration by ultrasonic and in untreated starved cultures.
  • (12) On subfractionation of this crude mitochondrial fraction with continuous sucrose density gradients, most of the activity of the three enzymes was found at a higher density than NAD+-isocitrate dehydrogenase and at about the same density as glutamate dehydrogenase, confirming earlier reported data for acetyl-CoA synthase.
  • (13) A crude membrane fraction derived from the mutant is unable to synthesize cardiolipin from phosphatidylglycerol in vitro.
  • (14) DNA membrane complexes from sucrose gradients, as well as the crude M-band preparation and a non-membrane-associated DNA fraction from nuclei can synthesize DNA in vitro without the addition of an external DNA template or DNA polymerase.
  • (15) Specificity of [125I]hCG binding to other tissues was determined by incubating crude membrane preparations of heart, skeletal muscle, liver, and kidney.
  • (16) Binding experiments of cyclic AMP on crude extract of dog thyroid lead to the conclusion that the maximal capacity of the specific binding site is close to the cyclic AMP content in resting thyroid cells.
  • (17) Interaction between these acceptor sites and crude or partially purified estradiol receptor shows a high association constant (over 10(9) M).
  • (18) The extent of sialomucin adjacent to a primary colorectal cancer does provide a crude assessment of tumour invasiveness and risk of local recurrence.
  • (19) Effects of 4-aminomethyl-1-benzylpyrrolidin-2-one-hemifumarate (WEB 1881 FU), a novel pyrrolidinone nootropic, on acetylcholine (ACh) receptors and adrenoceptors were investigated using crude membranes of the rat brain.
  • (20) By immunoaffinity chromatography using the immunoadsorbent, approximately 25% of crude enterotoxin applied was recovered in the eluate.

Natural


Definition:

  • (a.) Fixed or determined by nature; pertaining to the constitution of a thing; belonging to native character; according to nature; essential; characteristic; not artifical, foreign, assumed, put on, or acquired; as, the natural growth of animals or plants; the natural motion of a gravitating body; natural strength or disposition; the natural heat of the body; natural color.
  • (a.) Conformed to the order, laws, or actual facts, of nature; consonant to the methods of nature; according to the stated course of things, or in accordance with the laws which govern events, feelings, etc.; not exceptional or violent; legitimate; normal; regular; as, the natural consequence of crime; a natural death.
  • (a.) Having to do with existing system to things; dealing with, or derived from, the creation, or the world of matter and mind, as known by man; within the scope of human reason or experience; not supernatural; as, a natural law; natural science; history, theology.
  • (a.) Conformed to truth or reality
  • (a.) Springing from true sentiment; not artifical or exaggerated; -- said of action, delivery, etc.; as, a natural gesture, tone, etc.
  • (a.) Resembling the object imitated; true to nature; according to the life; -- said of anything copied or imitated; as, a portrait is natural.
  • (a.) Having the character or sentiments properly belonging to one's position; not unnatural in feelings.
  • (a.) Connected by the ties of consanguinity.
  • (a.) Begotten without the sanction of law; born out of wedlock; illegitimate; bastard; as, a natural child.
  • (a.) Of or pertaining to the lower or animal nature, as contrasted with the higher or moral powers, or that which is spiritual; being in a state of nature; unregenerate.
  • (a.) Belonging to, to be taken in, or referred to, some system, in which the base is 1; -- said or certain functions or numbers; as, natural numbers, those commencing at 1; natural sines, cosines, etc., those taken in arcs whose radii are 1.
  • (a.) Produced by natural organs, as those of the human throat, in distinction from instrumental music.
  • (a.) Of or pertaining to a key which has neither a flat nor a sharp for its signature, as the key of C major.
  • (a.) Applied to an air or modulation of harmony which moves by easy and smooth transitions, digressing but little from the original key.
  • (n.) A native; an aboriginal.
  • (n.) Natural gifts, impulses, etc.
  • (n.) One born without the usual powers of reason or understanding; an idiot.
  • (n.) A character [/] used to contradict, or to remove the effect of, a sharp or flat which has preceded it, and to restore the unaltered note.

Example Sentences:

  • (1) The results indicated that neuropsychological measures may serve to broaden the concept of intelligence and that a brain-related criterion may contribute to a fuller understanding of its nature.
  • (2) In Patient 2 they were at first paroxysmal and unformed, with more prolonged metamorphopsia; later there appeared to be palinoptic formed images, possibly postictal in nature.
  • (3) We conclude that the priming effect is not a clinically significant phenomenon during natural pollen exposure in allergic rhinitis patients.
  • (4) Quantitative determinations indicate that the amount of PBG-D mRNA is modulated both by the erythroid nature of the tissue and by cell proliferation, probably at the transcriptional level.
  • (5) The severity and site of hypertrophy is important in determining the clinical picture and the natural history of hypertrophic cardiomyopathy (HCM).
  • (6) Here, we review the nature of the heart sound signal and the various signal-processing techniques that have been applied to PCG analysis.
  • (7) To investigate the immunomodulating properties of cis-diamminedichloroplatinum (II) (CDDP), we studied the drug's effects on natural killer (NK) lymphocyte cytotoxicity.
  • (8) Examined specific relationships, as they occur in nature, between particular dietary variables or groups of variables and specific MMPI subscales.
  • (9) Natural tubulin polymerization leads to the formation of hooks on microtubular structures.
  • (10) Trichostatin C is presumably the first example of a glucopyranosyl hydroxamate from nature.
  • (11) The present study was undertaken to find out the nature of enzymes responsible for the processing of DV antigen in M phi.
  • (12) The cyclical nature of pyromania has parallels in cycles of reform in standards of civil commitment (Livermore, Malmquist & Meehl, 1958; Dershowitz, 1974), in the use of physical therapies and medications (Tourney, 1967; Mora, 1974), in treatment of the chronically mentally ill (Deutsch, 1949; Morrissey & Goldman, 1984), and in institutional practices (Treffert, 1967; Morrissey, Goldman & Klerman (1980).
  • (13) The nature of the putative autoantigen in Graves' ophthalmopathy (Go) remains an enigma but the sequence similarity between thyroglobulin (Tg) and acetylcholinesterase (ACHE) provides a rationale for epitopes which are common to the thyroid gland and the eye orbit.
  • (14) Further exploration of these excretory pathways will provide interesting new insights on the numerous cholestatic and hyperbilirubinemic syndromes that occur in nature.
  • (15) In this way they offer the doctor the chance of preventing genetic handicaps that cannot be obtained by natural reproduction, and that therefore should be used.
  • (16) The nature, intracellular distribution, and role of proteins synthesized during meiotic maturation of mouse oocytes in vitro have been examined.
  • (17) Natural killer cells (CD8+CD57+) as well as activated T cells (CD3+HLA-DR+) were significantly increased in patients with sarcoidosis.
  • (18) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (19) Analysis of 156 records relating to patients at the age of 15 to 85 years with extended purulent peritonitis of the surgical and gynecological genesis (the toxic phase, VI category ASA) showed that combination of programmed sanitation laparotomy and intensive antibacterial therapy performed as short-term courses before, during and after the operation with an account of the information on the nature of the microbial associations and antibioticograms was an efficient procedure in treatment of severe peritonitis.
  • (20) There is no convincing evidence that immunosuppression is effective, also because the natural history of the disease is characterised by a spontaneous disappearance of the factor VIII-C inhibitor.