AMMONIA GAS: AN IMPROVED REAGENT FOR CHEMICAL IONIZATION MASS SPECTROMETRY OF BILE ACID METHYL ESTER ACETATESDEMARK BR; KLEIN PD.1981; J. LIPID RES.; ISSN 0022-2275; USA; DA. 1981; VOL. 22; NO 1; PP. 166-171; BIBL. 28 REF.Article

AN IMPROVED SYNTHESIS OF 24-¹³C LABELED BILE ACIDS USING FORMYL ESTERS AND A MODIFIED LEAD TETRAACETATE PROCEDURE.TSERNG KY; KLEIN PD.1977; J. LIPID RES.; U.S.A.; DA. 1977; VOL. 18; NO 3; PP. 400-403; BIBL. 13 REF.Article

N-METHYLATION OF PURINES AND PYRIMIDINESBRYANT WF; KLEIN PD.1975; ANAL. BIOCHEM.; U.S.A.; DA. 1975; VOL. 65; NO 1-2; PP. 73-78; BIBL. 21REFArticle

SOURCES OF VARIABILITY IN THE USE OF ¹³C-LABELED SUBSTRATES AS ''BREATH TEST'' IN CLINICAL RESEARCH AND DIAGNOSISKLEIN PD; SCHOELLER DA.1976; Z. (FRESENIUS') ANAL. CHEM.; DTSCH.; DA. 1976; VOL. 279; NO 2; PP. 134; BIBL. 4 REF.Article

A MICROPROCESSOR CONTROLLED MASS SPECTROMETER FOR THE FULLY AUTOMATED PURIFICATION AND ISOTOPIC ANALYSIS OF BREATH CARBON DIOXIDESCHOELLER DA; KLEIN PD.1979; BIOMED. MASS SPECTROM.; GBR; DA. 1979; VOL. 6; NO 8; PP. 350-355; BIBL. 12 REF.Article

FORMYLATED BILE ACIDS: IMPROVED SYNTHESIS, PROPERTIES, AND PARTIAL DEFORMYLATION.YOU KI TSERNG; KLEIN PD.1977; STEROIDS; U.S.A.; DA. 1977; VOL. 29; NO 5; PP. 635-648; BIBL. 23 REF.Article

HIGH PRECISION ISOTOPIC RATIO ANALYSIS OF VOLATILE METAL CHELATESHACHEY DL; BLAIS JC; KLEIN PD et al.1980; ANAL. CHEM.; ISSN 0003-2700; USA; DA. 1980; VOL. 52; NO 7; PP. 1131-1135; BIBL. 25 REF.Article

SEPARATION OF BILE ACIDS AS THEIR PHENACYL ESTERS BY HIGH-PRESSURE LIQUID CHROMATOGRAPHY.STELLAARD F; HACHEY DL; KLEIN PD et al.1978; ANAL. BIOCHEM.; U.S.A.; DA. 1978; VOL. 87; NO 2; PP. 359-366; BIBL. 8 REF.Article

STABLE ISOTOPE RATIOMETER-MULTIPLE ION DETECTOR UNIT FOR QUANTITATIVE AND QUALITATIVE STABLE ISOTOPE STUDIES BY GAS CHROMATOGRAPHY-MASS SPECTROMETRY.KLEIN PD; HAUMAN JR; HACHEY DL et al.1975; IN: ANNU. SYMP. ADV. ANAL. CONCEPTS CLIN. LAB. 7. PROC.; OAK RIDGE, TENN.; 1975; S.L.; AM. ASSOC. CLIN. CHEM.; DA. 1975; PP. 1253-1257; BIBL. 8 REF.Conference Paper

BILE SALT KINETICS IN CYSTIC FIBROSIS: INFLUENCE OF PANCREATIC ENZYME REPLACEMENT.WATKINS JB; TERCYAK AM; SZCZEPANIK P et al.1977; GASTROENTEROLOGY; U.S.A.; DA. 1977; VOL. 73; NO 5; PP. 1023-1028; BIBL. 36 REF.Article

IMPROVED GAS CHROMATOGRAPHIC QUANTITATION OF BREATH HYDROGEN BY NORMALIZATION TO RESPIRATORY CARBON DIOXIDEHSIEN CHI NIU; SCHOELLER DA; KLEIN PD et al.1979; J. LAB. CLIN. MED.; USA; DA. 1979; VOL. 94; NO 5; PP. 755-763; BIBL. 23 REF.Article

AN IMPROVED PROCEDURE FOR THE SYNTHESIS OF GLYCINE AND TAURINE CONJUGATES OF BILE ACIDS.TSERNG KY; HACHEY DL; KLEIN PD et al.1977; J. LIPID RES.; U.S.A.; DA. 1977; VOL. 18; NO 3; PP. 404-407; BIBL. 9 REF.Article

STEREOSELECTIVE DISPOSITION OF METHADONE IN MANKREEK MJ; HACHEY DL; KLEIN PD et al.1979; LIFE SCI.; GBR; DA. 1979; VOL. 24; NO 10; PP. 925-932; BIBL. 29 REF.Article

CHARACTERIZATION OF BILE ACID METHYL ESTER ACETATE DERIVATIVES USING GAS-LIQUID CHROMATOGRAPHY, ELECTRON IMPACT, AND CHEMICAL IONIZATION MASS SPECTROMETRY.SZCZEPANIK PA; HACHEY DL; KLEIN PD et al.1976; J. LIPID RES.; U.S.A.; DA. 1976; VOL. 17; NO 4; PP. 314-334; BIBL. 27 REF.Article

¹³C NUCLEAR MAGNETIC RESONANCE STUDY OF THE COMPLEXATION OF CALCIUM BY TAURINEIRVING CS; HAMMER BE; DANYLUK SS et al.1980; J. INORG. BIOCHEM.; ISSN 0162-0134; USA; DA. 1980; VOL. 13; NO 2; PP. 137-150; BIBL. 40 REF.Article

PREPARATION OF PTEROYLGLUTAMIC ACID-3',5'-²H₂ BY ACID CATALYZED EXCHANGE WITH DEUTERIUM OXIDE.HACHEY DL; PALLADO L; BLAIR JA et al.1978; J. LABELL. COMPOUNDS RADIOPHARM.; G.B.; DA. 1978; VOL. 14; NO 4; PP. 479-486; BIBL. 6 REF.Article

FORMATION OF BILE ACIDS IN MAN. METABOLISM OF 7 ALPHA -HYDROXY-4-CHOLESTEN-3-ONE IN NORMAL SUBJECTS WITH AN INTACT ENTEROHEPATIC CIRCULATION.HANSON RF; SZCZEPANIK PA; KLEIN PD et al.1976; BIOCHIM. BIOPHYS. ACTA; PAYS-BAS; DA. 1976; VOL. 431; NO 2; PP. 335-346; BIBL. 24 REF.Article

QUANTITATION OF METHADONE ENANTIOMERS IN HUMANS USING STABLE ISOTOPE-LABELED (²H₃)-(²H₅)-, AND (²H₈) METHADONENAKAMURA K; HACHEY DL; KREEK MJ et al.1982; J. PHARM. SCI.; ISSN 0022-3549; USA; DA. 1982; VOL. 71; NO 1; PP. 40-43; BIBL. 25 REF.Article

CHENOTHERAPY FOR GALLSTONE DISSOLUTION. II. INDUCED CHANGES IN BILE COMPOSITION AND GALLSTONE RESPONSE.HOFMANN AF; THISTLE JL; KLEIN PD et al.1978; J.A.M.A.; U.S.A.; DA. 1978; VOL. 239; NO 12; PP. 1138-1144; BIBL. 25 REF.Article

CLINICAL DIAGNOSIS WITH THE STABLE ISOTOPE ¹³C IN CO₂ BREATH TESTS: METHODOLOGY AND FUNDAMENTAL CONSIDERATIONS.SCHOELLER DA; SCHNEIDER JF; SOLOMONS NW et al.1977; J. LAB. CLIN. MED.; U.S.A.; DA. 1977; VOL. 90; NO 3; PP. 412-421; BIBL. 25 REF.Article

TRIKETOCHOLANOIC (DEHYDROCHOLIC) ACID. HEPATIC METABOLISM AND EFFECT ON BILE FLOW AND BILIARY LIPID SECRETION IN MAN = ACIDE TRICETOCHOLANOIQUE (DEHYDROCHOLIQUE). METABOLISME HEPATIQUE ET ACTION SUR LE FLUX BILIAIRE ET LA SECRETION DE LIPIDES BILIAIRES CHEZ L'HOMMESOLOWAY RD; HOFMANN AF; THOMAS PJ et al.1973; J. CLIN. INVEST.; U.S.A.; DA. 1973; VOL. 52; NO 3; PP. 715-724; BIBL. 2 P.Serial Issue

FECAL ¹³C ANALYSIS FOR THE DETECTION AND QUANTITATION OF INTESTINAL MALABSORPTIONSCHOELLER DA; KLEIN PD; MACLEAN WC JR et al.1981; J. LAB. CLIN. MED.; ISSN 0022-2143; USA; DA. 1981; VOL. 97; NO 3; PP. 439-448; BIBL. 20 REF.Article

TOTAL BODY WATER MEASUREMENT IN HUMANS WITH ¹⁸O AND ²H LABELED WATERSCHOELLER DA; VAN SANTEN E; PETERSON DW et al.1980; AM. J. CLIN. NUTR.; ISSN 0002-9165; USA; DA. 1980; VOL. 33; NO 12; PP. 2686-2693; BIBL. 35 REF.Article

¹³C-TRIOCTANOIN: A NONRADIOACTIVE BREATH TEST TO DETECT FAT MALABSORPTION.WATKINS JB; SCHOELLER DA; KLEIN PD et al.1977; J. LAB. CLIN. MED.; U.S.A.; DA. 1977; VOL. 90; NO 3; PP. 422-430; BIBL. 15 REF.Article

MICROBIAL FERMENTATIVE PREPARATION OF L-(^U1^U5N_D2)LYSINE AND ITS TRACER: APPLICATION TO SERUM AMINO ACID KINETIC STUDIES = PREPARATION PAR FERMENTATION MICROBIENNE DE L-(¹⁵N₂) LYSINE ET DE SON TRACEUR: APPLICATION AUX ETUDES DES CINETIQUES DES AMINOACIDES DU SERUMIRVING CS; COONEY CL; BROWN LT et al.1983; ANALYTICAL BIOCHEMISTRY; ISSN 0003-2697; USA; DA. 1983; VOL. 131; NO 1; PP. 93-98; BIBL. 12 REF.Article