What's the difference between medium and primary?

Medium


Definition:

  • (n.) That which lies in the middle, or between other things; intervening body or quantity. Hence, specifically: (a) Middle place or degree; mean.
  • (n.) See Mean.
  • (n.) The mean or middle term of a syllogism; that by which the extremes are brought into connection.
  • (n.) A substance through which an effect is transmitted from one thing to another; as, air is the common medium of sound. Hence: The condition upon which any event or action occurs; necessary means of motion or action; that through or by which anything is accomplished, conveyed, or carried on; specifically, in animal magnetism, spiritualism, etc., a person through whom the action of another being is said to be manifested and transmitted.
  • (n.) An average.
  • (n.) A trade name for printing and writing paper of certain sizes. See Paper.
  • (n.) The liquid vehicle with which dry colors are ground and prepared for application.
  • (a.) Having a middle position or degree; mean; intermediate; medial; as, a horse of medium size; a decoction of medium strength.

Example Sentences:

  • (1) Synthesis of choline esterase on the medium with acetylcholine at a concentration of 1% was increased more than twofold upon addition of glucose at a concentration of 0.1%.
  • (2) Brain and ganglia of embryonic Periplaneta americana were grown for 2 to 3 weeks in a chemically defined medium.
  • (3) If ascorbic acid was omitted from the culture medium, the extensive new connective tissue matrix was not produced.
  • (4) within 12 h of birth followed by similar injections every day for 10 consecutive days and then every second day for a further 8 weeks, with mycoplasma broth medium (tolerogen), to induce immune tolerance.
  • (5) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
  • (6) The penetration of (22)Na was not prevented by the presence of metabolic inhibitors or by 500 mm NaCl in the suspending medium.
  • (7) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
  • (8) Systolic blood pressure dropped following clonidine, showing a significantly greater drop for the medium and high doses than for the low dose.
  • (9) No significant fatty acid binding by proteins was detected in S. cerevisiae, even when grown on a fatty acid-rich medium, thus indicating that such proteins are not essential to fatty acid metabolism.
  • (10) In 2012, 20% of small and medium-sized businesses were either run solely or mostly by women.
  • (11) TR was classified as follows: severe (massive systolic opacification and persistence of the microbubbles in the IVC for at least 20 seconds); moderate (moderate systolic opacification lasting less than 20 seconds); mild (slight systolic opacification lasting less than 10 seconds); insignificant TR (sporadic appearance of the contrast medium into the IVC).
  • (12) Resistant mutants can be isolated only at concentrations of 1 M allylalcohol in the medium.
  • (13) The medium time of admission (8.98 vs 9.5 days) and mortality rate (6.3% vs 7.1%) did not change.
  • (14) In fact, the addition of conditioned medium obtained by 48 hr preincubation of isolated monocytes with 10% PF-382 supernatant (M-CM2) or the concomitant addition of supernatant from PF-382 cells (PF-382-CM) and from unstimulated monocytes (M-CM1) are capable of fully replacing the presence of monocytes in the BFU-E assay.
  • (15) Thirty-two strains of pectin-fermenting rumen bacteria were isolated from bovine rumen contents in a rumen fluid medium which contained pectin as the only added energy source.
  • (16) This study was designed to examine the effect of the storage configuration of skin and the ratio of tissue-to-storage medium on the viability of skin stored under refrigeration.
  • (17) Finally, it could be observed that elevated osmotic pressures reduced the lysis of isolated secretory granules when bicarbonate ions were present in the incubation medium.
  • (18) The study of cellular cyclic AMP level in response to extracellular adenosine stimulation in dividing cells and quiescent cells showed that cells in defined medium had a lower extent of response to adenosine compared to cells cultured in serum-containing medium.
  • (19) In lactate medium the capacity of each AIB carrier is unchanged but its affinity is reduced to one-third.
  • (20) A technique, using Nuclepore polycarbonate membrane filters as a containing medium for very small volumes of ionic standard solutions, to produce homogeneous ice standards is described.

Primary


Definition:

  • (a.) First in order of time or development or in intention; primitive; fundamental; original.
  • (a.) First in order, as being preparatory to something higher; as, primary assemblies; primary schools.
  • (a.) First in dignity or importance; chief; principal; as, primary planets; a matter of primary importance.
  • (a.) Earliest formed; fundamental.
  • (a.) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement.
  • (n.) That which stands first in order, rank, or importance; a chief matter.
  • (n.) A primary meeting; a caucus.
  • (n.) One of the large feathers on the distal joint of a bird's wing. See Plumage, and Illust. of Bird.
  • (n.) A primary planet; the brighter component of a double star. See under Planet.

Example Sentences:

  • (1) The only other evidence of Kopachi's existence is the primary school near the memorial.
  • (2) We also show that proliferation of primary amnion cells is not dependent on a high c-fos expression, suggesting that the function of c-fos is more likely to be associated with other cellular functions in the differentiated amnion cell.
  • (3) A total of 555 caries lesions were registered on proximal surfaces, 49.1% being primary lesions in the enamel, 21.4% primary lesions into the dentin and 29.5% secondary lesions.
  • (4) Two cases with primary Carcinoma in situ (Cis) were treated with the same protocol.
  • (5) Taken together these results are consistent with the view that primary CTL, as well as long term cloned CTL cell lines, exercise their cytolytic activity by means of perforin.
  • (6) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
  • (7) These findings raise questions regarding the efficacy of medical school curriculum in motivating career choices in primary care.
  • (8) In view of reports of the reduction of telomeric repeats in human malignant tumors, we measured the lengths of telomeric repeats in 55 primary neuroblastomas.
  • (9) The blockade of H2 receptors is the primary action of these drugs; however, they possess also secondary actions which may represent untoward effects but in some cases may be actually useful (increase in prostaglandin synthesis, inhibition of LTB4 synthesis, etc.)
  • (10) For related pairs, both the primes (first pictures) and targets (second pictures) varied in rated "typicality" (Rosch, 1975), being either typical or relatively atypical members of their primary superordinate category.
  • (11) Determination of the primary structure for factor V has provided the basis for examination of structure-function relationships.
  • (12) The 36-year-old teacher at an inner-city London primary school earns £40,000 a year and contributes £216 a month to her pension.
  • (13) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
  • (14) The move would require some secondary legislation; higher fines for employers paying less than the minimum wage would require new primary legislation.
  • (15) Valvular stenoses of the bronchi and especially of the bronchioles in various types of primary pulmonary disease are of considerable importance etiologically.
  • (16) For the case described by the author primary tearing of the chiasma due to sudden applanation of the skull in the frontal region with burstfractures in the anterior cranial fossa is assumed.
  • (17) Of the 622 people interviewed, a large proportion (30.5%) believed that the first deciduous tooth should erupt between the age of 5-7 months; the next commonly mentioned time of tooth eruption was 7-9 months of age; and 50.3% of the respondents claimed to have seen a case of prematurely erupted primary teeth.
  • (18) In the triploids, the 40 female chromosomes present (mouse, n = 20) were derived from a single diploid pronucleus formed after the extrusion of a first polar body, and following the monospermic fertilization of primary oocytes.
  • (19) Subthreshold concentrations of the drug to induce complete blockade (5 x 10(-8)M) allowed to observe a greater depression of bioelectric cell characteristics in primary than in transitional fibres.
  • (20) Therefore, the measurement of the alpha-antitrypsin content plays the crucial part in differential diagnosis of primary (hereditary determined) and secondary (obstructive) emphysema.