What's the difference between base and stem?

Base


Definition:

  • (a.) Of little, or less than the usual, height; of low growth; as, base shrubs.
  • (a.) Low in place or position.
  • (a.) Of humble birth; or low degree; lowly; mean.
  • (a.) Illegitimate by birth; bastard.
  • (a.) Of little comparative value, as metal inferior to gold and silver, the precious metals.
  • (a.) Alloyed with inferior metal; debased; as, base coin; base bullion.
  • (a.) Morally low. Hence: Low-minded; unworthy; without dignity of sentiment; ignoble; mean; illiberal; menial; as, a base fellow; base motives; base occupations.
  • (a.) Not classical or correct.
  • (a.) Deep or grave in sound; as, the base tone of a violin.
  • (a.) Not held by honorable service; as, a base estate, one held by services not honorable; held by villenage. Such a tenure is called base, or low, and the tenant, a base tenant.
  • (n.) The bottom of anything, considered as its support, or that on which something rests for support; the foundation; as, the base of a statue.
  • (n.) Fig.: The fundamental or essential part of a thing; the essential principle; a groundwork.
  • (n.) The lower part of a wall, pier, or column, when treated as a separate feature, usually in projection, or especially ornamented.
  • (n.) The lower part of a complete architectural design, as of a monument; also, the lower part of any elaborate piece of furniture or decoration.
  • (n.) That extremity of a leaf, fruit, etc., at which it is attached to its support.
  • (n.) The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids.
  • (n.) The chief ingredient in a compound.
  • (n.) A substance used as a mordant.
  • (n.) The exterior side of the polygon, or that imaginary line which connects the salient angles of two adjacent bastions.
  • (n.) The line or surface constituting that part of a figure on which it is supposed to stand.
  • (n.) The number from which a mathematical table is constructed; as, the base of a system of logarithms.
  • (n.) A low, or deep, sound. (Mus.) (a) The lowest part; the deepest male voice. (b) One who sings, or the instrument which plays, base.
  • (n.) A place or tract of country, protected by fortifications, or by natural advantages, from which the operations of an army proceed, forward movements are made, supplies are furnished, etc.
  • (n.) The smallest kind of cannon.
  • (n.) That part of an organ by which it is attached to another more central organ.
  • (n.) The basal plane of a crystal.
  • (n.) The ground mass of a rock, especially if not distinctly crystalline.
  • (n.) The lower part of the field. See Escutcheon.
  • (n.) The housing of a horse.
  • (n.) A kind of skirt ( often of velvet or brocade, but sometimes of mailed armor) which hung from the middle to about the knees, or lower.
  • (n.) The lower part of a robe or petticoat.
  • (n.) An apron.
  • (n.) The point or line from which a start is made; a starting place or a goal in various games.
  • (n.) A line in a survey which, being accurately determined in length and position, serves as the origin from which to compute the distances and positions of any points or objects connected with it by a system of triangles.
  • (n.) A rustic play; -- called also prisoner's base, prison base, or bars.
  • (n.) Any one of the four bounds which mark the circuit of the infield.
  • (n.) To put on a base or basis; to lay the foundation of; to found, as an argument or conclusion; -- used with on or upon.
  • (a.) To abase; to let, or cast, down; to lower.
  • (a.) To reduce the value of; to debase.

Example Sentences:

  • (1) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
  • (2) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
  • (3) Recently, the validity of the American Thoracic Society (ATS) standards for selection of spirometric test results has been questioned based on the finding of inverse dependence of FEV1 on effort.
  • (4) The omission of Crossrail 2 from the Conservative manifesto , in which other infrastructure projects were listed, was the clearest sign yet that there is little appetite in a Theresa May government for another London-based scheme.
  • (5) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
  • (6) The analysis is based on the personal experience of the authors with 117 cases and the review of 223 cases published in the literature.
  • (7) In the fall of 1975, 1,915 children in grades K through eight began a school-based program of supervised weekly rinsing with 0.2 percent aqueous solution of sodium fluoride in an unfluoridated community in the Finger Lakes area of upstate New York.
  • (8) Basing the prediction of student performance in medical school on intellective-cognitive abilities alone has proved to be more pertinent to academic achievement than to clinical practice.
  • (9) Induction of labor, based upon only (1) a finding of meconium in the amniocentesis group or (2) a positive test in the OCT group, was nearly three times more frequent in the amniocentesis group.
  • (10) Therefore, we have developed a powerful new microcomputer-based system which permits detailed investigations and evaluation of 3-D and 4-D (dynamic 3-D) biomedical images.
  • (11) The distance between the end of fic and the start of pabA was 31 base pairs.
  • (12) Based on several previous studies, which demonstrated that sorbitol accumulation in human red blood cells (RBCs) was a function of ambient glucose concentrations, either in vitro or in vivo, our investigations were conducted to determine if RBC sorbitol accumulation would correlate with sorbitol accumulation in lens and nerve tissue of diabetic rats; the effect of sorbinil in reducing sorbitol levels in lens and nerve tissue of diabetic rats would be reflected by changes in RBC sorbitol; and sorbinil would reduce RBC sorbitol in diabetic man.
  • (13) The method is based on two-dimensional scanning photon absorptiometry on the distal part of the forearm.
  • (14) At the fepB operator, a 31 base-pair Fur-protected region was identified, corresponding to positions -19 to +12 with respect to the transcriptional start site.
  • (15) Facebook Twitter Pinterest With a plot based around fake (or real?)
  • (16) Based on our results, we propose the following hypotheses for the neurochemical mechanisms of motion sickness: (1) the histaminergic neuron system is involved in the signs and symptoms of motion sickness, including vomiting; (2) the acetylcholinergic neuron system is involved in the processes of habituation to motion sickness, including neural store mechanisms; and (3) the catecholaminergic neuron system in the brain stem is not related to the development of motion sickness.
  • (17) Based on these results, we concluded that the inhibition of putrefactive anaerobe 3679 by sorbate resulted from a stringent-type regulatory response induced by the protonophoric activity of sorbic acid.
  • (18) Thus, mechanical restitution of the ventricle is a dynamic process that can be assessed using an elastance-based approach in the in situ heart.
  • (19) Mapping of the cross-link position between U2 and U6 RNAs is consistent with base-pairing between the 5' domain of U2 and the 3' end of U6 RNA.
  • (20) Descriptive features of the syndrome in children, adults and adolescents are given based on the respective work of Pine, Masterson and Kernberg.

Stem


Definition:

  • (v. i.) Alt. of Steem
  • (n.) Alt. of Steem
  • (n.) The principal body of a tree, shrub, or plant, of any kind; the main stock; the part which supports the branches or the head or top.
  • (n.) A little branch which connects a fruit, flower, or leaf with a main branch; a peduncle, pedicel, or petiole; as, the stem of an apple or a cherry.
  • (n.) The stock of a family; a race or generation of progenitors.
  • (n.) A branch of a family.
  • (n.) A curved piece of timber to which the two sides of a ship are united at the fore end. The lower end of it is scarfed to the keel, and the bowsprit rests upon its upper end. Hence, the forward part of a vessel; the bow.
  • (n.) Fig.: An advanced or leading position; the lookout.
  • (n.) Anything resembling a stem or stalk; as, the stem of a tobacco pipe; the stem of a watch case, or that part to which the ring, by which it is suspended, is attached.
  • (n.) That part of a plant which bears leaves, or rudiments of leaves, whether rising above ground or wholly subterranean.
  • (n.) The entire central axis of a feather.
  • (n.) The basal portion of the body of one of the Pennatulacea, or of a gorgonian.
  • (n.) The short perpendicular line added to the body of a note; the tail of a crotchet, quaver, semiquaver, etc.
  • (n.) The part of an inflected word which remains unchanged (except by euphonic variations) throughout a given inflection; theme; base.
  • (v. t.) To remove the stem or stems from; as, to stem cherries; to remove the stem and its appendages (ribs and veins) from; as, to stem tobacco leaves.
  • (v. t.) To ram, as clay, into a blasting hole.
  • (v. t.) To oppose or cut with, or as with, the stem of a vessel; to resist, or make progress against; to stop or check the flow of, as a current.
  • (v. i.) To move forward against an obstacle, as a vessel against a current.

Example Sentences:

  • (1) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
  • (2) Based on our results, we propose the following hypotheses for the neurochemical mechanisms of motion sickness: (1) the histaminergic neuron system is involved in the signs and symptoms of motion sickness, including vomiting; (2) the acetylcholinergic neuron system is involved in the processes of habituation to motion sickness, including neural store mechanisms; and (3) the catecholaminergic neuron system in the brain stem is not related to the development of motion sickness.
  • (3) The examination of the standard waves' amplitude and latency of the brain stem auditory evoked response (BAEP) was performed in 20 guinea pigs (males and females, weighing 250 to 300 g).
  • (4) A previous trial into the safety and feasibility of using bone marrow stem cells to treat MS, led by Neil Scolding, a clinical neuroscientist at Bristol University, was deemed a success last year.
  • (5) Proliferation of quiescent hematopoietic stem cells, purified by cell sorting and evaluated by spleen colony assay (CFU-S), was investigated by measuring the total cell number and CFU-S content and the DNA histogram at 20 and 48 hours of liquid culture.
  • (6) The last stems from trends such as declining birth rate, an increasingly mobile society, diminished importance of the nuclear family, and the diminishing attractiveness of professions involved with providing maintenance care.
  • (7) Following BHT administration, the alveolar stem cells (type II pneumocytes) proliferate and differentiate according to a biphasic pattern, with proliferative peaks at d 3 and 7.
  • (8) In testing the contribution of the long, curved stem to the torsional stability of uncemented prostheses by comparing it with other stems, the long, curved stem was the most stable, followed by a shorter straight stem, and a short, proximally curved stem.
  • (9) For example, stem pairing with a sequence other than wild-type resulted in normal protein binding in vitro but derepression of protein synthesis in vivo.
  • (10) These results indicate that this population (approximately 0.1% of bone marrow) may contain the pluripotent hematopoietic stem cell.
  • (11) Brain-stem CBF varied the most but did not correlate with clinical signs of brain-stem dysfunction.
  • (12) We infer from these results that endotoxin ameliorates the cyclical changes in blood cell counts by regulating hematopoietic proliferative activity at the stem cell level.
  • (13) The effects of inhibitors of aldehyde dehydrogenase activity on the sensitivity of murine pluripotent hematopoietic stem cells to oxazaphosphorine anticancer agents, e.g.
  • (14) Three strains of fluorescent pseudomonads (IS-1, IS-2, and IS-3) isolated from potato underground stems with roots showed in vitro antibiosis against 30 strains of the ring rot bacterium Clavibacter michiganensis subsp.
  • (15) This has stemmed from an inadequate understanding of the mechanisms involved in the formation and propagation of this condition.
  • (16) We therefore think that the detailed examination of CALLA(-) non-T non-B ALL cells using myeloid specific antibodies is helpful in clarifying the characteristics of myeloid precursors and the common bipotential stem cell of lymphoid and myeloid progenitors.
  • (17) Imaging studies had shown no change in his brain stem lesion, which at autopsy was found to be a focal collection of fibrillary astrocytes.
  • (18) These cells were hypothesized to be the stem cells for the corneal epithelium.
  • (19) Auditory brain stem potentials (ABP) were recorded in 27 patients with Bell's palsy during the early phase of the disease and 1-3 months later.
  • (20) The results indicate that stimulation of trigeminal subnucleus caudalis, a brain stem region that processes nociceptor afferent information, evokes a prompt increase in plasma ACTH.