(a.) Serving or tending to restrict; limiting; as, a restrictive particle; restrictive laws of trade.
(a.) Astringent or styptic in effect.
Example Sentences:
(1) However, medicines have an important part to play, and it is now generally agreed that for the very poor populations medicines should be restricted to those on an 'essential drugs list' and should be made available as cheaply as possible.
(2) These eight large plasmids had indistinguishable EcoRI restriction patterns.
(3) The findings clearly reveal that only the Sertoli-Sertoli junctional site forms a restrictive barrier.
(4) Four other independent LCMV-GP2(275-289) specific H-2Db-restricted CTL clones also expressed V alpha 4 and V beta 10 gene elements.
(5) This analysis demonstrated that more than 75% of cosmids containing a rare restriction site also contained a second rare restriction site, suggesting a high degree of CpG-rich restriction site clustering.
(6) In order to determine the extent of this similarity, I have developed a panel of probes for many of the Pacl restriction fragments and have shown that most of the Pacl and Notl fragments found in MBa are also present in MBb.
(7) In both experiments, Gallus males were placed on a commercial feed restriction program in which measured amounts of feed are delivered on alternate days beginning at 4 weeks of age.
(8) the class- and specificity-restricted antigen-sensitive units.
(9) Possibilities to achieve this both in the curative and the preventive field are restricted mainly due to the insufficient knowledge of their etiopathogenesis.
(10) A sperm whale myoglobin gene containing multiple unique restriction sites has been constructed in pUC 18 by sequential assembly of chemically synthesized oligonucleotide fragments.
(11) Northern hybridization analysis of R. toruloides RNA with a restriction fragment encoding part of the PAL gene indicates that PAL mRNA is 2.5 kilobases in length.
(12) Dietary factors affect intestinal P450s markedly--iron restriction rapidly decreased intestinal P450 to beneath detectable values; selenium deficiency acted similarly but was less effective; Brussels sprouts increased intestinal AHH activity 9.8-fold, ECOD activity 3.2-fold, and P450 1.9-fold; fried meat and dietary fat significantly increased intestinal EROD activity; a vitamin A-deficient diet increased, and a vitamin A-rich diet decreased intestinal P450 activities; and excess cholesterol in the diet increased intestinal P450 activity.
(13) Unilateral VNAB lesions induced similar alterations but these were restricted to the ipsilateral PVN and median eminence.
(14) In contrast, in primordial follicles, FSH was restricted to the germ cell but was present in both the oocyte cytoplasm and germinal vesicle.
(15) It delimitates the restrictive conditions in which such methods could be used for clinical but not research purposes.
(16) We propose that the results mainly reflect a variable local impact of infection control and that a much more restrictive use of IUTCs is possible in many wards.
(17) Restriction fragment length polymorphisms (RFLPs) were studied in a large Algerian family which includes 6 haemophiliacs and a previously described case of female haemophilia A.
(18) This suggested that carcinogen-induced error incorporation during DNA synthesis was restricted solely to the treatment of a deoxynucleotide template.
(19) The UNTR rats were subjected to a continuous food restriction to maintain body weights equal to those of the TR rats.
(20) Male Sprague Dawley rats either trained (T, N = 9) for 11 wk on a rodent treadmill, remained sedentary, and were fed ad libitum (S, N = 8) or remained sedentary and were food restricted (pair fed, PF, N = 8) so that final body weights were similar to T. After training, T had significantly higher red gastrocnemius muscle citrate synthase activity compared with S and PF.
(1) 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.
(2) The kinetics of extracellular neutral proteinase synthesis by an isogenic stringent (IS58) and a relaxed (IS56) strain of B. subtilis were compared.
(3) The mutation in the ilvA gene decreases the activity of threonine deaminase, and thus results in partial isoleucine auxotrophy, and finally, the reversion in the relA gene restores the stringent amino acid control of RNA synthesis in threonine producer cells.
(4) Birol said that the concerns around fracking should lead companies to adopt more stringent safety and environmental measures.
(5) Stringent (rel+) as well as relaxed (rel minus) strains were able to rapidly curtail their accumulation of ribonculeic acid (RNA) after a downshift imposed by decreasing glucose transport into the cell.
(6) With these stringent criteria the rejection rate was 71.0% for group A records, 58.5% for group B and 44.5% for group C. The proportions of records with peak quality (no missing leads or clipping, and grade 1 noise, lead drift or beat-to-beat drift) were 4.5% for group A, 5.5% for group B and 23.0% for group C. Suggested revisions in the grading of technical quality of ECGs are presented.
(7) Physicians are urged to reject involvement in rationing as inconsistent with their role as patient advocates and to support technology assessment, fee revisions, and more stringent self regulation as ways to discourage malpractice suits.
(8) During the last 21 months, 12 additional children have been managed with a more stringent protocol combining neck immobilization in a rigid cervical brace for 3 months and restriction of both contact and noncontact sports, together with a major emphasis on patient compliance.
(9) To gauge whether more stringent civil commitment criteria have led to the criminalization of mentally ill persons, forcing them into jails and prisons instead of treating them, a statewide sample of 1,226 civil commitment candidates in North Carolina was tracked for six months after their commitment hearings.
(10) Recent licensure laws have no effect on wages or employment, but older, more stringent laws sharply increase the wages and employment of skilled personnel in laboratories.
(11) One cloned fragment, PS2096, hybridized under stringent conditions to DNA of 82 P. solanacearum strains representing all subgroups of the species.
(12) The synthesis of this enzyme has previously been shown to be both growth rate dependent and stringently regulated, suggesting regulatory features similar to those of rRNA.
(13) His stringent bail conditions prohibited him from visiting the family home, and even Saltdean itself.
(14) In other respects RNA synthesis was similar to that of the enteric bacteria, being stringently controlled, inhibited by trimethoprim and continuing in the presence of chloramphenicol.
(15) In stringent ultracentrifugation procedure (12-13 X 10(6) g X min), the bulk of VA and a small portion of NA are pelleted.
(16) Poly(A,U) was cleaved rapidly, and analysis of the products of poly(A,U) hydrolysis showed a very stringent cleavage of U-A bonds.
(17) Despite this stringent matching, spread was shown to be an important prognostic variable in univariate survival analysis.
(18) In the stringent E. coli, strain 15 TAU (thymine-arginine-uracil) rel A+ (arginine), withholding thymine did not affect the rate of killing.
(19) A mutant hsp30 peptide, deleted in the amino-terminal amphiphilic helix, bound more avidly than the full-length hsp30 to mitochondria isolated from heat-shocked cells and exhibited less stringent requirements for binding.
(20) Setting more stringent targets – or at least meeting all the existing ones – would save lives.