90 results on '"Steroids isolation & purification"'
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2. A reinvestigation of the steroidal sapogenins of Agave sisalana.
3. Steroid alkaloid and sapogenin constituents of Solanum laciniatum Aiton grown in Egypt.
4. Radioimmunoassay and saturation analysis. Steroids.
5. Nitrile-terminated hydrocarbons as stationary phases for high-performance liquid chromatography of steroid hormones.
6. [In vitro biosynthesis of progesterone by the human placenta. Kinetic study of pregnenolone sulfate penetration and metabolism].
7. [Plasma cortisol assay. Radiocompetitive assay of cortisol without chromatography (author's transl)].
8. Acetonitrile-diatomaceous earth column for separation of steroids and other compounds.
9. Steroids in germfree and conventional rats. Free steroids in faeces from conventional rats.
10. Steroid extraction and tissue digestion in the assay of radioactivity in rat brain following tritiated estradiol-17 .
11. [Constituents of Laetiporus versisporus].
12. The metabolism of testosterone and dihydrotestosterone in an androgen-dependent tumour. A possible correlation between dihydrotestosterone and tumour growth in vivo.
13. The formation of 16,17-dihydroxylated C 19 steroids from 16-dehydro C 19 steroids in liver microsomes from male and female rats.
14. Trends in steroid analysis.
15. Gel filtration in lipophilic solvents using hydroxyalkoxypropyl derivatives of Sephadex.
16. Adrenocorticoids of the goldfish, Carassius auratus L.
17. Urinary metabolites of DL-norgestrel in women.
18. On the reported occurrence of an ecdysone-like steroid in the freshwater snail, Biomphalaria glabrata (Pulmonata; Basommatophora), intermediate host of Schistosoma mansoni.
19. Chemical examination of Euphorbia myrsinitis Linn.
20. Formation of hydrogen sulphates as a means of separating alcoholic from non-alcoholic steroids.
21. Capillary column chromatography of steroids: evaluation of stationary phases.
22. [On toxins from the Mediterranean holothurians].
23. Variations in urinary steroid profiles after birth.
24. [High resolution gas chromatography of steroids].
25. [Thin-layer chromatography. Various applications in the identification of neutral or phenolic steroids as well as tetracylines].
26. Simultaneous competitive protein binding assay for cortissol, cortisone, and prednisolone in plasma, and its clinical application.
27. Excretion of steroid hormones in adults. C19 and C21 steroids in faeces from pregnant women.
28. [Studies on the constituents of ophiopogonis tuber. I. Isolation of steroidal glycosides from tuber of Ophiopogon japonicus ker-Gawler var. genuinus maxim].
29. [On the problem of isolation of ruscogenin from Ruscus hyrcanus G. Woron].
30. Rapid liquid-chromatographic separation of steroids on columns heavily loaded with stationary phase.
31. [Quantitative evaluation of gas chromatographically separated steroids from the products of breakthrough time and peak height].
32. [Qualitative and quantitative analyses of urinary 17-ketosteroids and 20-hydroxy-21-deoxysteroids by gas-liquid chromatography and mass spectrometry].
33. A chemical study of Mammillaria runyoni. The isolation of acetovanillone and a new triterpenoid, mamillarol.
34. A time study of the in vitro metabolism of 3 beta-hydroxyandrost-5-en-17-one by human adrenocortical tissue.
35. [Ketonic steroids of Paravallaris microphylla Pitard (Apocynacae)].
36. [Steroid alkaloids. CLVII. Alkaloids of barks of Holarrhena febrifuga Klotzsch (Apocynaceae)].
37. Incorporation of molecular oxygen into testosterone acetone directly derived from progesterone by Cladosporium resinae.
38. Antifungal steroid glycoside from sea cucumber.
39. [Determination of steroid hormones].
40. [New method for isomerization of some steroid alcohol groups].
41. Isolation of a crystalline steroidal compound from Commiphora mukul & its anti-inflammatory activity.
42. Alkaloids from Solanum congestiflorum.
43. Thin-layer chromatography of steroidal pharmaceuticals.
44. [Metabolism of corticosterone in vivo in the rat. II. Study of the metabolites excreted in the bile].
45. Oxidation of delta5-3-hydroxy-sterols to delta4-3-keto-steroids by hydrocarbon-growing Corynebacterium hydrocarboclastus.
46. [Study of testosterone-3H metabolism in purified nuclei from anterior pituitaries in normal and castrated male rats].
47. Tumor inhibitors. XXXIX. Active principles of Acnistus arborescens. Isolation and structural and spectral studies of withaferin A and withacnistin.
48. Conversion of steroids by Alcaligenes faecalis.
49. Method for the extraction and purification of steroid hormones from blood plasma of the domestic fowl.
50. A reagent for the non-destructive location of steroids and some other lipophilic materials on silica gel thin-layer chromatograms.
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