(v. t.) To assume or take beforehand; esp., to do or undertake without leave or authority previously obtained.
(v. t.) To take or suppose to be true, or entitled to belief, without examination or proof, or on the strength of probability; to take for granted; to infer; to suppose.
(v. i.) To suppose or assume something to be, or to be true, on grounds deemed valid, though not amounting to proof; to believe by anticipation; to infer; as, we may presume too far.
(v. i.) To venture, go, or act, by an assumption of leave or authority not granted; to go beyond what is warranted by the circumstances of the case; to venture beyond license; to take liberties; -- often with on or upon before the ground of confidence.
Example Sentences:
(1) With aging, the blood vessel wall becomes hyperreactive--presumably because of an augmented vasoconstrictor and a reduced vasodilator responsiveness.
(2) Four of the 39 ticks in our colony were infected with a spirochete; presumably, Borrelia crocidurae.
(3) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.
(4) Trichostatin C is presumably the first example of a glucopyranosyl hydroxamate from nature.
(5) 3) The first who presumed an independent state of these microorganisms, was Kohlert (1968), from the work of which the epithet for correct name, i.e.
(6) Recently, we have designed a series of simplified artificial signal sequences and have shown that a proline residue in the signal sequence plays an important role in the secretion of human lysozyme in yeast, presumably by altering the conformation of the signal sequence [Yamamoto, Y., Taniyama, Y., & Kikuchi, M. (1989) Biochemistry 28, 2728-2732].
(7) Though three of these presumable metabolites could slightly inhibit the binding of [3H]-KW-3049, they were not detected in rat and dog plasma at 0.5 h after oral administration of KW-3049.
(8) However, since CR3 does not recognize a hexapeptide containing RGD, we presume that residues beyond the RGD triplet contribute to binding.
(9) Since alkaline phosphatase, a glycoprotein, is not affected, the destruction is selective and presumably involves only the most exposed membrane components.
(10) Eighty four colorectal cancer patients who underwent presumably curative surgery were considered as candidates for control recurrence study.
(11) 5% of the degradation resulted from enzymatic activity in the culture medium, presumably due to secretion of proteolytic enzymes by the cells.
(12) The larger accumulation of Mn2+ than of Sr2+ in Saccharomyces cerevisiae is ascribed to the operation of a specific extrusion pump, presumably a Ca2+ pump, which has a higher affinity for Sr2+ than for Mn2+.
(13) Altering the time of PMA exposure demonstrated that PMA inhibited chondrocyte phenotypic expression, rather than cell commitment: early (0-48 h) exposure to PMA (during chondrocytic commitment in vitro) had little inhibitory effect on the staining index, whereas, exposure from 49-96 h (presumably post-commitment) and 0-96 h had moderate and strong inhibitory effects, respectively, on cartilage synthesis.
(14) In the terminal segment of the hamster epididymidis there was some evidence of micro-merocrine protein secretion a the level of the principal cells and clear evidence of granular secretion in the light cells, presumable of glycoproteins.
(15) The authors have considered an endocrine mechanism as the possible cause of these pathological changes which are presumed to be genetically conditioned.
(16) Presumable this medium was modified repeatedly after its introduction in bacteriology in 1918 by Gassner.
(17) Exposure had no effect on synaptically mediated facilitation or on late inhibition which is presumably associated with calcium-activated increases in potassium conductance.
(18) Treatment of bacterial cells with inhibitors of gyrase at high concentration leads to relaxation of DNA supercoils, presumably through interference with the supercoiling activity of gyrase.
(19) Compared with Sheehan's series in England, it was found the incidence of post-partum hypopituitarism in Okayama was presumably less than in England.
(20) In addition, we have shown that long-lived, presumably non-senescent, strains do not arise by suppressor mutation, but lose senescence plasmid DNA by another mechanism.
Presumptive
Definition:
(a.) Based on presumption or probability; grounded on probable evidence; probable; as, presumptive proof.
(a.) Presumptuous; arrogant.
Example Sentences:
(1) Additional presumptive evidence indicated that this resistance phenomenon is not mediated extrachromosomally, but rather chromosomally.
(2) A modified rapid presumptive test to detect salmonellae in food and food ingredients was described by Hoben et al.
(3) Three discrete cell populations were thus defined, differing in mean cell diameter TdT+ 14.8- mu-, 9.5 micron; TdT+ 14.8+ mu-, 10 microns; and TdT- 14.8+ mu-, 11.5 micron, presumptively representing a sequence of cell stages preceding the expression of mu chains in large pre-B cells (TdT- 14.8+ c mu+ s mu-, 11.5 microns).
(4) The presumptive origin of this entity is briefly discussed.
(5) Patients with presumptive Alzheimer's disease (AD) and healthy community volunteers received computed tomographic (CT) brain scans and cognitive tests.
(6) It is now recognized that presumptive positive screening results have to be confirmed by an analytical procedure based on a different chemical technique with greater than or equal sensitivity to the screening test.
(7) In addition, E9 primary cultures contain a transient subpopulation of presumptive mesenchymal stem or progenitor cells that lack density dependent inhibition of growth [contact-insensitive (CS-) cells].
(8) Because the pathophysiology of many drug eruptions is unknown, the presumption that a drug eruption is due to immune mechanisms is often based on clinical features.
(9) The clinical situation presumptive of tentorial herniation included: partial (2 patients) or total (2 patients) secondary third nerve palsy, homolateral to the cerebral lesion; noncomatose state with initial Glasgow verbal score of 3 or greater; slight or no contralateral deficit.
(10) Peripheral processes of dorsomedially situated ganglion cells course dorsally toward the presumptive vibrissa field, and those of ventrolaterally situated ganglion cells project ventrally.
(11) The importance of ectopy in the genesis of cervical malignancy has been derived from the presumption that permissive cervical cells are thus created and exposed to vaginal contents which may harbor the mutagens(s).
(12) Patterns of HA distribution in anterior, posterior and presumptive soft palate were examined in the secondary palatal shelves of CD-1 mouse fetuses that were 30, 24 and 18 h prior to, and at the time of, shelf reorientation.
(13) In other experiments, presumptive GABAergic projections to MD were studied by using 3H-GABA as a retrograde tracer.
(14) The computerized tomography appearance of these meningiomas may mimic that of a glial or metastatic tumor with cystic or necrotic changes, and lead to an incorrect presumptive diagnosis.
(15) The radial component of the rate of movement toward the center of the presumptive prestalk region was calculated.
(16) The middle term attracts the most scepticism, based on the presumption that just because your field isn't professionally accredited, you do not know anything and you can't process information.
(17) In cross-plaque reduction neutralization tests with cloned viruses that represented human pathogens, rabies, Duvenhage, and Mokola, on the one hand, and the presumptive arboviruses Obodhiang and kotonkan, on the other hand, Mokola virus shared common antigenic components with both the nonarboviruses and the arboviruses.
(18) The procedures described are rapid and simple and provide a direct presumptive identification of the gram-negative rods most commonly found in blood cultures.
(19) The first aggregations of presumptive ganglionic cells were observed in 12 day-old embryos.
(20) Utilization of additional cap sites mapping further upstream was also observed in certain cells, most notably thymocytes, and this gave rise to RNA species (4.3-5.6 kb) larger than the presumptive mRNA.