(1) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.
(2) As a group, the three mammalian proteins resemble bovine serum conglutinin and behave as lectins with rather broad sugar specificities directed at certain non-reducing terminal N-acetylglucosamine, mannose, glucose and fucose residues, but with subtle differences in fine specificities.
(3) Transformed mammalian cells express both the usual NADP-dependent trifunctional methylenetetrahydrofolate dehydrogenase-cyclohydrolase-synthetase as well as the bifunctional NAD-dependent methylenetetrahydrofolate dehydrogenase-cyclohydrolase.
(4) Immunohistochemical observation of myoepithelial cells with monoclonal antibody from human mammalian cancer suggested that these cells play an important role in the process of glandular ducts formation.
(5) The results confirm studies performed in our laboratory on cytotoxicity and on functional membrane proteins of fungal and mammalian cells [1,2], suggesting a common mechanism of toxicity by the action of hydrophobic xenobiotics on biomembranes.
(6) RNA transcribed in vitro from the early region of bacteriophage T3 or T7 was translated by cytoplasmic ribosomes which synthesized protein in cell-free systems prepared from mammalian cells and wheat germ.
(7) Three distinct G-proteins have been found in mammalian heart sarcolemma: Gi (alpha i = 40 kDa, beta = 36 kDa, and lambda less than 14 kDa), Gp (alpha p = 23 kDa, beta = 36 kDa, and lambda less than 14 kDa), and Gs (alpha s = 42 kDa).
(8) Average temperature changes observed were less than 1 degree C. The present study demonstrates that the electrically evoked response in mammalian brain can be altered by ultrasound in a non-thermal, non-cavitational mode, and that such effects are potentially reversible.
(9) The bacterial-binding activity and mammalian receptor-binding activities in each of two samples co-chromatographed on a Remazol yellow GGL-Sepharose affinity column strongly indicated that the same immunoglobulin species reacts with both antigens.
(10) We have previously shown that about 90% of total Escherichia coli lac repressor synthesized in mammalian cells is located in the cytoplasm [Hu and Davidson, Cell 48 (1987) 555-566].
(11) Morphometric analysis of pores and pore complexes shows their size, structure, and density to be similar to that of other mammalian cells.
(12) Colicin HSC10 caused DNA loss from the bacteriocin-sensitive mammalian cells, which increased with dose and time of exposure.
(13) As compared with solvent-treated control, no significant increases were observed in the number of revertant colonies in all tester strains in both systems with and without mammalian metabolic activation (S9 Mix).
(14) For application to mammalian cells, however, two serious problems require resolution: (1), correction of TPP+ binding to intracellular constituents and (2), estimation of the considerable TPP+ accumulation in mitochondria.
(15) During the transformation of mammalian cells by SV40, the cells acquire new antigenicity at the cell surface that acts as a target for cytotoxic T lymphocytes.
(16) The strong homology of mammalian L27' to yeast L29 suggests a function which has been conserved throughout evolution, and thus L27' may also be involved in peptidyl transferase activity.
(17) The possibility of mammalian mitochondria functioning in fish embryos has been studied.
(18) This result contraindicates a general permissive-requisite role for forebrain NE for the mammalian brain's plasticity during its critical periods.
(19) A gamma-radiation dose (Di) suppressing DNA synthesis initiation by 35% in primary suspension cultures of mammalian cells, is nearly the same as D0 for survival of clonogenic cells of the same lines and tissues.
(20) Accordingly, the 30-fold differences in aging rate among the mammalian species could be determined in part by peroxidation defense processes.
Practical
Definition:
(a.) Of or pertaining to practice or action.
(a.) Capable of being turned to use or account; useful, in distinction from ideal or theoretical; as, practical chemistry.
(a.) Evincing practice or skill; capable of applying knowledge to some useful end; as, a practical man; a practical mind.
(a.) Derived from practice; as, practical skill.
Example Sentences:
(1) This selective review emphasizes advances in neurochemistry which provide a context for current and future research on neurological and psychiatric disorders encountered in clinical practice.
(2) The findings indicate that there is still a significant incongruence between the value structure of most family practice units and that of their institutions but that many family practice units are beginning to achieve parity of promotion and tenure with other departments in their institutions.
(3) An effective graft-surveillance protocol needs to be applicable to all patients; practical in terms of time, effort, and cost; reliable; and able to detect, grade, and assess progression of lesions.
(4) In a debate in the House of Commons, I will ask Britain, the US and other allies to convert generalised offers of help into more practical support with greater air cover, military surveillance and helicopter back-up, to hunt down the terrorists who abducted the girls.
(5) Theoretical findings on sterilization and disinfection measures are useless for the dental practice if their efficiency is put into question due to insufficient consideration of the special conditions of dental treatment.
(6) Whereas strain Ga-1 was practically avirulent for mice, strain KL-1 produced death by 21 days in 50% of the mice inoculated.
(7) In practice, however, the necessary dosage is difficult to predict.
(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) The first phase evaluated cytologic and colposcopic diagnoses in 962 consecutive patients in a community practice.
(10) In this phase the educational practices are vastly determined by individual activities which form the basis for later regulations by the state.
(11) This article is intended as a brief practical guide for physicians and physiotherapists concerned with the treatment of cystic fibrosis.
(12) Practical examples are given of the concepts presented using data from several drugs.
(13) "The proposed 'reform' is designed to legitimise this blatantly unfair, police state practice, while leaving the rest of the criminal procedure law as misleading decoration," said Professor Jerome Cohen, an expert on China at New York University's School of Law.
(14) Beyond this, physicians learn from specific problems that arise in practice.
(15) This observation, reinforced by simultaneous determinations of cortisol levels in the internal spermatic and antecubital veins, practically excluded the validity of the theory of adrenal hormonal suppression of testicular tissues.
(16) Implications for practice and research include need for support groups with nurses as facilitators, the importance of fostering hope, and need for education of health care professionals.
(17) The author's experience in private psychoanalytic practice and in Philadelphia's rape victim clinics indicates that these assaults occur frequently.
(18) Single dose therapy is recommended as the treatment of choice for bacterial cystitis in domiciliary practice.
(19) The cyclical nature of pyromania has parallels in cycles of reform in standards of civil commitment (Livermore, Malmquist & Meehl, 1958; Dershowitz, 1974), in the use of physical therapies and medications (Tourney, 1967; Mora, 1974), in treatment of the chronically mentally ill (Deutsch, 1949; Morrissey & Goldman, 1984), and in institutional practices (Treffert, 1967; Morrissey, Goldman & Klerman (1980).
(20) Reasons for non-acceptance do not indicate any major difficulties in the employment of such staff in general practice, at least as far as the patients are concerned.