(a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
(n.) Something that has no force or meaning.
(n.) That which has no value; a cipher; zero.
(v. t.) To annul.
(n.) One of the beads in nulled work.
Example Sentences:
(1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
(2) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
(3) In this report we describe an improvement upon the design by Stanton and Lightfoot for a simple photographic null method to determine the kVp of a diagnostic region x-ray source.
(4) At least two (Rh null and the McLeod type) are responsible for congenital hemolytic disorders.
(5) (2) Sequences of brightness steps of like polarity (either increments or decrements) elicit positive and negative motion-dependent response components when mimicking motion in the cell's preferred and null direction, respectively.
(6) The analysis also involved statistical tests of a modified null hypothesis, the generation of confidence intervals (CIs) and a meta-analysis.
(7) The null potential of both responses became more and less negative with a decrease and an increase, respectively, in the extracellular potassium concentration.
(8) The null mutation of algR was generated in a mucoid derivative of the standard genetic strain PAO responsive to different environmental factors.
(9) Endoneurial fluid pressure (EFP) was recorded by an active, servo-null pressure system after a glass micropipette was inserted into rat sciatic nerve undergoing wallerian degeneration.
(10) In thymo-deprived mice (nude mice and B mice) the percentage of null cells increases during the stage of regeneration, and B mice develop a large number of Ig +-bearing cells.
(11) Alkaline phosphatase activity was elevated in the lymphocytes from T-CLL, cord blood and tonsils and the blast cells from Null-ALL.
(12) Analysis of ldlA cells has identified three classes of mutant alleles at the ldlA locus: null alleles, alleles that code for normally processed receptors that cannot bind LDL, and alleles that code for abnormally processed receptors.
(13) Putative null sup-38 mutations cause maternal-effect lethality which is rescued by a wild-type copy of the locus in the zygote.
(14) Null cells of patients with hypoplastic anemia did not produce erythroid colonies under any culture conditions.
(15) Comparison of simulated versus actual inheritance data demonstrates that the so-called null structural alleles actually produce functional globins.--The genetic controls in Peromyscus may be analogous to those in primates.
(16) A null zone and associated sudden phase-reversal of RSA were observed in stratum lucidum of CA3.
(17) When the stimulus is placed at a position approximately 80 degrees dorsal to the eye axis, there is no response; this area is called the null region.
(18) Northern blot analysis showed that Adh-1 mRNA was synthesized at wild-type levels in immature seeds of the null mutant, but dropped to 25% in mature seeds.
(19) Two tumours were null cell adenomas with PIs less than 0.1 and 0.2%.
(20) Thus this methodology offers the potential to study naturally occurring ADH electromorphs and null alleles independent of enzymatic activity assays.
Numbness
Definition:
(n.) The condition of being numb; that state of a living body in which it loses, wholly or in part, the power of feeling or motion.
Example Sentences:
(1) Symptoms include numbness, tingling and pain in the anterolateral thigh.
(2) Headache and vertigo were not linked with exposure to vibration in forestry and a significant part of the numbness reported may be due to the carpal tunnel syndrome.
(3) With grievous amazement, never self-pitying but sometimes bordering on a sort of numbed wonderment, Levi records the day-to-day personal and social history of the camp, noting not only the fine gradations of his own descent, but the capacity of some prisoners to cut a deal and strike a bargain, while others, destined by their age or character for the gas ovens, follow "the slope down to the bottom, like streams that run down to the sea".
(4) Forty-four patients of meralgia paraesthetica presented with combination of symptoms mainly of numbness with loss of superficial sensation on the anterolateral aspect of a thigh were selected for the study.
(5) Postoperatively, the weakness of the lower extremities was improved immediately, but numbness remained.
(6) Numbness sets in.” Philip Hope-Wallace on Look Back in Anger “I must be the only playwright this century to have been pursued up a London street by an angry mob … There was an inescapable tension in the house.
(7) A case is reported of a patient with sudden onset, generalized toothache accompanied with a numb chin and lower lip.
(8) A 57-year-old man was admitted with the complaints of vague headache and left upper limb numbness.
(9) Unilateral enlargement of the tibialis anterior muscle associated with complex repetitive discharges occurred over several months in two patients and was preceded by pain and numbness in the lower leg.
(10) But after 14 hours Danilkin's numbing monologue – almost a carbon copy of the prosecutors's case – is beginning to pall.
(11) In the nineteenth century, some natives of Peru noticed circumoral numbness, euphoria and analgesia after chewing the leaves of the Erythroxylen coca bush.
(12) In a random sample of 3000 women of ages eighteen to fifty-nine years in the city of Västerås, Sweden, 19% of the 2705 responders to a questionnaire complained of cold and white fingers with or without numbness.
(13) There were some hormonal patterns characteristic of individual complaints; hot flush was associated with increased FSH and LH, and decreased E1 and E2; difficulty in falling asleep, excitability, and fatigability, with increased FSH and LH, and decreased E2; nervousness, with increased LH and decreased E2; headache, with increased LH and PRL, and decreased E2; feeling of cold, with decreased E2 and PRL; and numbness and shoulder stiffness, with decreased E2.
(14) Other common manifestations were unilateral leg pain, numbness or weakness of the leg, and evidence of mild cauda equina compression.
(15) Major symptoms included progressive hearing loss, facial numbness, occipital headaches, dizziness, and diplopia of less than a year's duration.
(16) A case is reported in which mandibular swelling and lower lip numbness were the first signs of a metastatic adenocarcinoma of the lung.
(17) A 60 year-old man complained of numbness and pain in the right lower limb, suggesting lesions of the fifth lumbar and first sacral roots.
(18) The prevalence of VWF, numbness and coldness of the fingers, and coldness of the legs was higher the longer the total chain saw operating period.
(19) 3) At the severe stage, pain and dullness at the back, numbness at arms and hands, hand coldness, sleep disturbance etc.
(20) The perioral numbness (paresthesia) experienced at doses of 750, 900, and 1,000 mg was probably drug related.