(1) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(2) A phytochemical investigation of an ethanolic extract of the whole plant of Echites hirsuta (Apocynaceae) resulted in the isolation and identification of the flavonoids naringenin, aromadendrin (dihydrokaempferol), and kaempferol; the coumarin fraxetin; the triterpene ursolic acid; and the sterol glycoside sitosteryl glucoside.
(3) Immunocompetence was also evident when the cells from thymectomized donors were first incubated with thymus extract for 1 hr and subsequently tested for reactivity.
(4) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
(5) The specific activities of extracts from cells grown under phototrophic and aerobic conditions were similar and not affected by the concentration of iron in the growth media.
(6) Recovery of CV-3988 from plasma averaged 81.7% for the column procedure and 40% for the organic extraction.
(7) This study was designed to investigate the localization and cyclic regulation of the mRNA for these two IGFBPs in the porcine ovary, RNA was extracted from whole ovaries morphologically classified as immature, preovulatory, and luteal.
(8) These effects are similar to those reported for AVP and phorbol esters, activators of protein kinase C. Forskolin and isoproterenol, which induce cAMP accumulation, activated extractable topoisomerase II (maximum 5-15 min after treatment), but not topoisomerase I. Permeable cyclic nucleotide analogs dBcAMP and 8BrcGMP selectively activated extractable topoisomerase II and topoisomerase I activities, respectively.
(9) Among them, the coumarins, rutins, Centella asiatica extracts, procyanoside oligomers are the most prescribed.
(10) Average fluoroscopy time per procedure was 27.8 minutes of which 15.1 minutes were for nephrostomy tube insertion and 12.7 minutes were for calculi extraction.
(11) We have compared two new methods (a solvent extraction technique and a method involving a disposable, pre-packed reverse phase chromatography cartridge) with the standard method for determining the radiochemical purity of 99Tcm-HMPAO.
(12) To further characterize the molecular forms of GnRH in each species, the extracts were injected into a high pressure liquid chromatograph (HPLC).
(13) Nine of the in vivo synthesized early polypeptides can be precipitated specifically from infected cell extracts by antisera with specificity against early adenovirus proteins.
(14) After absorption of labeled glucose, two pools of trehalose are found in dormant spores, one of which is extractable without breaking the spores, and the other, only after the spores are disintegrated.
(15) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
(16) Long term follow up of extracapsular extraction showed visual results superior to those previously reported for intracapsular extraction.
(17) The ability of cytoplasmic extracts to induce DNA synthesis in isolated, quiescent nuclei.
(18) The antigenic composition of an extract of rat dust, as a source of aeroallergens for rat-sensitive individuals, has been investigated and compared to the antigenic composition of rat saliva and urine.
(19) Ether extracts were analyzed by gas chromatography-mass spectrometry (GC-MS) and various chlorinated and non-chlorinated compounds were detected, e.g.
(20) Sequence specific binding of protein extracts from 13 different yeast species to three oligonucleotide probes and two points mutants derived from Saccharomyces cerevisiae DNA binding proteins were tested using mobility shift assays.
Taxine
Definition:
(n.) A poisonous alkaloid of bitter taste extracted from the leaves and seeds of the European yew (Taxus baccata). Called also taxia.
Example Sentences:
(1) In conclusion the effect of taxine on the heart results from its ICa and INa inhibiting properties similar to those of other antiarrhythmic drugs.
(2) Oxidant production was used as an indicator of inflammatory cell reactions and was measured by luminol-amplified chemiluminescence after treatment with inflammatory activators including bacteria, the neutrophil taxin formyl-Met-Leu-Phe, the Ca2+ ionophore A23187, the detergent saponin, and the tumor promoter phorbol ester.
(3) Four prisoners drank a decoction of yew (Taxus baccata) needles containing the toxic alkaloid taxine++ B.
(4) The effects of the sulfate salt of taxine, the alkaloid mixture of the yew (Taxus baccata L.), on membrane currents of enzymatically isolated single ventricular cells of guinea pig were studied under current- or voltage clamp conditions.
(5) The acute toxicity of taxine isolated from leaves of yew trees was determined in mice and rats.
(6) Under the influence of taxine, inconsistent effects were observed on the potassium outward current.
(7) Recovery from the effects of taxine is partially possible.
(8) A reliable and recognized method for the detection of taxins is required.
(9) A case of fatal taxine poisoning from the ingestion of yew leaves by a young college man is reported.
(10) A synergism of the toxic effects of taxine++ B, digitalis glycosides and hypokalemia is considered very likely.