(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.
Stet
Definition:
(subj. 3d pers. sing.) Let it stand; -- a word used by proof readers to signify that something once erased, or marked for omission, is to remain.
(v. t.) To cause or direct to remain after having been marked for omission; to mark with the word stet, or with a series of dots below or beside the matter; as, the proof reader stetted a deled footnote.
Example Sentences:
(1) Maximum tetanic stiffness (Stet) was related to Ftet according to the following regression (both variables expressed as percentage of their control values): Stet = 0.369 Ftet + 62.91 (correlation coefficient, 0.95; P less than 0.001).
(2) In a two group-study of patients with and without postoperative haemorrhagic diathesis after ECC tests were undertaken to ascertain whether a postoperative haemorrhagic diathesis after neutralization of Heparin is due to the use of protamine-chloride or stet to a preoperative existing disturbance of the coagulation system.
(3) Then the case is going to get called to court and a prosecutor's going to sign his overtime slip for two, three hours to show up for a case that's probably going to be stetted [dropped] because it's unconstitutional.
(4) Of them, sinusotrabeculectomy (STET) was made in 49 eyes, sinusotrabeculotomy (STT)--in 50, a new, proposed by the authors, operation--a "cap peak" sinusotrabeculotomy (CPSTT)--in 66 eyes; the latter excludes direct fistulization of the anterior chamber under the superficial scleral flap.
(5) In remote terms (3 years after the operations), stabilization of visual acuity and visual field was recorded after STET in 69.3% and 85.7%, after STT--in 82.0% and 90.0%, and after CPSTT--in 87.9% and 92.4%, respectively.
(6) Iridocyclitis, flat anterior chamber and detachment of the choroid were observed after STET in 32.6%, 24.5% and 26.5%, after STT--in 22.0%, 14.0% and 16.0%, and after CPSTT--in 6.0%, 4.5% and 1.5%, respectively.
(7) Groups receiving no iron showed a fall in mean stet concentration.
(8) After STET and STT, hypotony was recorded in 28.5% and 18.0%, respectively, and after CPSTT--in none of the cases.
(9) Even the counselor's background can be counterproductive, especially when the teen chooses STET unlikely to succeed.
(10) Hyphema and anterior chamber emptying were recorded at the time of STET in 22.4% and 16.3%, of STT--in 8.0% and 10.0%, while at the time of CPSTT--only in 3.0% and 1.5%, respectively.
(11) 3) There were significant correlation coefficients (p less than 0.05) between some stets, e.g.
(12) Stable normalization of intraocular pressure took place after STET in 93.8%, after STT--in 98.0%, and after CPSTT--in 96.9%.