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FORMATION OF 2- AND 4-HYDROXYESTROGENS BY BRAINS, PITUITARY AND LIVER OF THE HUMAN FETUSBALL P; KNUPPEN R.1978; J. CLIN. ENDOCRINOL. METABOL.; USA; DA. 1978; VOL. 47; NO 4; PP. 732-737; BIBL. 17 REF.Article

EFFECT OF 2-HYDROXYOESTRONE ON LUTROPIN (LH) AND FOLLITROPIN (FSH) SECRETION IN THE OVARECTOMIZED PRIMED RAT.GETHMANN U; KNUPPEN R.1976; Z. (HOPPE-SEYLER'S) PHYSIOL. CHEM.; DTSCH.; DA. 1976; VOL. 357; NO 7; PP. 1011-1013; ABS. ALLEM.; BIBL. 17 REF.Article

PYROGALLOLOESTROGENS: ENZYMIC METHYLATION OF PYRROGALLOLOESTROGENS AND INTERACTION OF PYROGALLOLOESTROGENS WITH THE ENZYMIC METHYLATION OF CATECHOLAMINES IN RAT LIVER IN VITROBALL P; STUBENRAUCH; KNUPPEN R et al.1976; Z. (HOPPE-SEYLER'S) PHYSIOL. CHEM.; DTSCH.; DA. 1976; VOL. 357; NO 1; PP. 81-88; ABS. ALLEM.; BIBL. 13 REF.Article

SYNTHESIS OF (²H₈) ESTRADIOL, (²H₇) ESTRONE, (²H₆) 2-HYDROXYESTRONE AND (²H₆) 4-HYDROXYESTRONE AS INTERNAL STANDARDS FOR SELECTED ION MONITORINGKNUPPEN R; HAUPT O; HOPPEN HO et al.1982; STEROIDS; ISSN 0039-128X; USA; DA. 1982; VOL. 39; NO 6; PP. 667-673; BIBL. 11 REF.Article

INFLUENCE OF RIFAMPICIN TREATMENT ON THE METABOLIC FATE OF (4-¹⁴C) MESTRANOL IN WOMEN.GELBKE HP; GETHMANN U; KNUPPEN R et al.1977; HORMONE METABOL. RES.; GERM.; DA. 1977; VOL. 9; NO 5; PP. 415-419; BIBL. 21 REF.Article

METABOLISM OF 2-METHOXY- AND 4 METHOXYOESTRONE IN MAN IN VIVO.BALL P; STUBENRAUCH G; KNUPPEN R et al.1977; J. STEROID BIOCHEM.; G.B.; DA. 1977; VOL. 8; NO 9; PP. 989-993; BIBL. 14 REF.Article

UNTERSUCHUNGEN UEBER DEN STOFFWECHSEL VON RETRO-PROGESTERON UND 17-HYDROXY-RETRO-PROGESTERON = RECHERCHES SUR LE METABOLISME DE LA RETRO-PROGESTERONE ET DE LA 17-HYDROXY RETRO-PROGESTERONEKNUPPEN R; HAUPT O; BREUER H et al.1975; ARZNEIMITTEL-FORSCH.; DTSCH.; DA. 1975; VOL. 25; NO 1; PP. 28-31; ABS. ANGL.; BIBL. 10 REF.Article

IDENTIFICATION OF 2-HYDROXYOESTRADIOL AND THE PATTERN OF CATECHOL OESTROGENS IN HUMAN PREGNANCY URINE. = IDENTIFICATION DU 2-HYDROXYOESTRADIOL ET PROFIL DES CATECHOL OESTROGENES DANS L'URINE DE FEMME ENCEINTEGELBKE HP; HOOGEN H; KNUPPEN R et al.1975; J. STEROID BIOCHEM.; G.B.; DA. 1975; VOL. 6; NO 7; PP. 1187-1191; BIBL. 18 REF.Article

A CHEMICAL METHOD FOR THE QUANTITATIVE DETERMINATION OF 2-HYDROXYESTRONE IN HUMAN URINEGELBKE HP; KRETH M; KNUPPEN R et al.1973; STEROIDS; U.S.A.; DA. 1973; VOL. 21; NO 5; PP. 665-687; BIBL. 18 REF.Serial Issue

DUENNSCHICHTCHROMATOGRAPHISCHE METHODE ZUM SCREENING AUF 4-HYDROXY-3-METHOXY-MANDELSAEURE IM HARN OHNE EXTRAKTION. = METHODE CHROMATOGRAPHIQUE EN COUCHE MINCE POUR LA DETECTION DE L'ACIDE 4-HYDROXY-3-METHOXY-MANDELIQUE DANS L'URINE SANS EXTRACTIONKNUPPEN R; HELGER R; KRAFFCZYK F et al.1977; J. CLIN. CHEM. CLIN. BIOCHEM.; GERM.; DA. 1977; VOL. 15; NO 9; PP. 515-518; ABS. ANGL.; BIBL. 6 REF.Article

METABOLISM OF OESTRONE AND OESTRADIOL IN THE ISOLATED PERFUSED RAT LIVERHOPPEN HO; BOHLIG HJ; WERNER M et al.1976; Z-(HOPPE-SEYLER'S) PHYSIOL. CHEM.; DTSCH.; DA. 1976; VOL. 357; NO 1; PP. 67-74; ABS. ALLEM.; BIBL. 31 REF.Article

RADIOIMMUNOASSAY FOR 4-HYDROXYOESTRONE IN HUMAN URINEEMONS G; MENTE C; KNUPPEN R et al.1981; ACTA ENDOCRINOL. (KBH.); ISSN 0001-5598; DNK; DA. 1981; VOL. 97; NO 2; PP. 251-257; BIBL. 22 REF.Article

WECHSELWIRKUNGEN ZWISCHEN OESTROGENEN UND CATECHOLAMINEN. IV. EINFLUSS VON OESTROGENEN AUF DIE BLUTDRUCKWIRKUNG VON CATECHOLAMINEN BEI DER RATTE = INTERACTIONS ENTRE OESTROGENES ET CATECHOLAMINES. IV. INFLUENCE DES OESTROGENES SUR L'ACTION VASOACTIVE DES CATECHOLAMINES CHEZ LE RATKNUPPEN R; WENNRICH W; BALL P et al.1972; Z. (HOPPE-SEYLER'S) PHYSIOL. CHEM.; DTSCH.; DA. 1972; VOL. 353; NO 8; PP. 1209-1216; ABS. ANGL.; BIBL. 16REF.Article

EFFECTS OF CATECHOLESTROGENS ON LUTEINIZING HORMONE LEVELS IN LONG TERM OVARIECTOMIZED ADULT RATSBALL P; EMONS G; KLINGEBIEL T et al.1981; ENDOCRINOLOGY (PHILADELPHIA); ISSN 0013-7227; USA; DA. 1981; VOL. 109; NO 4; PP. 1037-1039; BIBL. 12 REF.Article

RADIOIMMUNOASSAY OF 2-HYDROXYESTRONE.BALL P; EMONS G; HAUPT O et al.1978; STEROIDS; U.S.A.; DA. 1978; VOL. 31; NO 2; PP. 249-258; BIBL. 15 REF.Article

FORMATION OF 2-METHOXYOESTRONE FROM OESTRONE IN HUMAN FOETAL ADRENALS IN VITRO = FORMATION DE LA 2-METHOXYOESTRONE A PARTIR DE L'OESTRONE DANS LES SURRENALES DU FOETUS HUMAIN IN VITROSTARKA L; SULCOVA J; KNUPPEN R et al.1973; J. STEROID BIOCHEM.; G.B.; DA. 1973; VOL. 4; NO 1; PP. 17-19; BIBL. 13 REF.Article

PHARMACOLOGICAL EFFECTS OF 2- AND 4-METHYLOESTRADIOL AS A PROBE TO TEST THE BIOLOGICAL IMPORTANCE OF 2- AND 4-HYDROXYLATION OF OESTROGENS (CATECHOLOESTROGEN-FORMATION)BALL P; EMONS G; HAUPT O et al.1983; ACTA ENDOCRINOLOGICA (KOBENHAVN); ISSN 0001-5598; DNK; DA. 1983; VOL. 102; NO 1; PP. 150-152; BIBL. 18 REF.Article

INTERACTIONS OF CATECHOLESTROGENS WITH CYTOPLASMIC AND NUCLEAR ESTROGEN RECEPTORS IN RAT PITUITARY GLAND AND HYPOTHALAMUSKIRCHHOFF J; HORNUNG E; GHRAF R et al.1981; J. NEUROCHEM.; ISSN 0022-3042; GBR; DA. 1981; VOL. 37; NO 6; PP. 1540-1547; BIBL. 28 REF.Article

4-HYDROXYESTRONE, ISOLATION AND IDENTIFICATION IN HUMAN URINEEMONS G; HOPPEN HO; BALL P et al.1980; STEROIDS; ISSN 0039-128X; USA; DA. 1980; VOL. 36; NO 1; PP. 73-79; BIBL. 11 REF.Article

Catecholestrogens are agonists of estrogen receptor dependent gene expression in MCF-7 cellsSCHÜTZE, N; VOLLMER, G; KNUPPEN, R et al.Journal of steroid biochemistry and molecular biology. 1994, Vol 48, Num 5-6, pp 453-461, issn 0960-0760Article

Acute effects of oestradiol and progesterone on melittin- and gonadotrophin-releasing hormone-induced LH secretionORTMANN, O; JOHANNSEN, K; KNUPPEN, R et al.Journal of endocrinology. 1992, Vol 132, Num 2, pp 251-259, issn 0022-0795Article

Pharmacokinetics and protein binding of gestodene under treatment with a low-dose combination oral contraceptive for three monthsDIBBELT, L; KNUPPEN, R; KUHNZ, W et al.Arzneimittel-Forschung. 1992, Vol 42, Num 9, pp 1146-1152, issn 0004-4172Article

Modulatory actions of the new antiprogestins ZK 98.299 and ZK 98.734 and of RU 486 on Luteinizing hormone secretion and progesterone gonadotrophsORTMANN, O; HANSEMANN, K; KNUPPEN, R et al.Journal of steroid biochemistry. 1990, Vol 36, Num 5, pp 431-437, issn 0022-4731, 7 p.Article

Androgen ablation induces tenascin expression in the rat prostateVOLLMER, G; MICHNA, H; EBERT, K et al.The Prostate. 1994, Vol 25, Num 2, pp 81-90, issn 0270-4137Article