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	1.	The influence of water structure on isotope fractionation in ion exchange columns. ANL-7409. [electronic resource] by Klein, P D Szczepanik, P A Producer: 19700225 In: ANL p. 75-7 Availability: No items available. Save to lists Add to cart (remove)
	2.	Production of fully deuterated amino acids from small-scale-algal cultures in heavy water. ANL-7535. [electronic resource] by Klein, P D Szczepanik, P A Producer: 19691105 In: ANL p. 281-3 Availability: No items available. Save to lists Add to cart (remove)
	3.	Fine structure of isotopically labeled amino acids determined by ion exchange chromatography. [electronic resource] by Klein, P D Szczepanik, P A Producer: 19680215 In: Analytical chemistry vol. 39 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Solvent structure and amino acid interactions. ANL-7535. [electronic resource] by Klein, P D Szczepanik, P A Producer: 19691105 In: ANL p. 280-1 Availability: No items available. Save to lists Add to cart (remove)
	5.	DIFFERENTIAL MIGRATION OF STEROL ACETATES ON SILICA GELS AND ITS APPLICATION TO THE FRACTIONATION OF STEROL MIXTURES. ANL-6723. [electronic resource] by KLEIN, P D SZCZEPANIK, P A Producer: 19961201 In: ANL p. 155-64 Availability: No items available. Save to lists Add to cart (remove)
	6.	Local solvent structure as a factor in secondary isotope fractionation phenomena of labeled amino acids on ion-exchange columns. [electronic resource] by Klein, P D Szczepanik, P A Producer: 19691005 In: Journal of chromatography vol. 42 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Gas chromatography as a method of introducing amino acid samples into a mass spectrometer. ANL-7409. [electronic resource] by Klein, P D Mannino, F Szczepanik, P A Producer: 19700225 In: ANL p. 74-5 Availability: No items available. Save to lists Add to cart (remove)
	8.	Characterization of bile acid methyl ester acetate derivatives using gas-liquid chromatography, electron impact, and chemical ionization mass spectrometry. [electronic resource] by Szczepanik, P A Hachey, D L Klein, P D Producer: 19761002 In: Journal of lipid research vol. 17 Availability: No items available. Save to lists Add to cart (remove)
	9.	Rapid preparation of tritium-labeled bile acids by enolic exchange on basic alumina containing tritiated water. [electronic resource] by Hofmann, A F Szczepanik, P A Klein, P D Producer: 19681209 In: Journal of lipid research vol. 9 Availability: No items available. Save to lists Add to cart (remove)
	10.	Effect of deoxycholic acid ingestion on bile acid metabolism and biliary lipid secretion in normal subjects. [electronic resource] by LaRusso, N F Szczepanik, P A Hofmann, A F Producer: 19770129 In: Gastroenterology vol. 72 Availability: No items available. Save to lists Add to cart (remove)
	11.	The preparation of tritium-labeled bile acids by exchange-label chromatography on tritiated alumina. ANL-7409. [electronic resource] by Hofmann, A F Szczepanik, P A Klein, P D Producer: 19700225 In: ANL p. 72-3 Availability: No items available. Save to lists Add to cart (remove)
	12.	Measurement of isotope ratios during combined gas chromatography-mass spectrometry. ANL-7635. [electronic resource] by Klein, P D Eisler, W J Szczepanik, P A Producer: 19700908 In: ANL p. 214-6 Availability: No items available. Save to lists Add to cart (remove)
	13.	Evaluation of Poly S-179 as a stationary phase for the gas-liquid chromatography-mass-spectrometry of bile acid methyl ester acetates. [electronic resource] by Szczepanik, P A Hachey, D L Klein, P D Producer: 19780508 In: Journal of lipid research vol. 19 Availability: No items available. Save to lists Add to cart (remove)
	14.	The synthesis of tritium-labeled 14-alpha-methyl-5-alpha-cholest-7-en-3-beta-ol and its enzymatic demethylation. [electronic resource] by Knight, J C Klein, P D Szczepanik, P A Producer: 19661018 In: The Journal of biological chemistry vol. 241 Availability: No items available. Save to lists Add to cart (remove)
	15.	The behavior of sterols on silica surfaces and at other interfaces. [electronic resource] by Klein, P D Knight, J C Szczepanik, P A Producer: 19660730 In: Journal of the American Oil Chemists' Society vol. 43 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	16.	Combined gas chromatography-mass spectroscopy of bacterial fatty acids. ANL-7635. [electronic resource] by Szczepanik, P A Sacco, P O'Leary, W M Klein, P D Producer: 19700908 In: ANL p. 217-9 Availability: No items available. Save to lists Add to cart (remove)
	17.	Isotope and solvent effects of deuterium on aconitase. [electronic resource] by Thomson, J F Nance, S L Bush, K J Szczepanik, P A Producer: 19670912 In: Archives of biochemistry and biophysics vol. 117 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	18.	Chenotherapy for gallstone dissolution. II. Induced changes in bile composition and gallstone response. [electronic resource] by Hofmann, A F Thistle, J L Klein, P D Szczepanik, P A Yu, P Y Producer: 19780426 In: JAMA vol. 239 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	19.	Validation of use of 11,12-2H-labeled chenodeoxycholic acid in isotope dilution measurements of bile acid kinetics in man. [electronic resource] by Balistreri, W F Cowen, A E Hofmann, A F Szczepanik, P A Klein, P D Producer: 19760126 In: Pediatric research vol. 9 Availability: No items available. Save to lists Add to cart (remove)
	20.	Formation of bile acids in man. Metabolism of 7alpha-hydroxy-4-cholesten-3-one in normal subjects with an intact enterohepatic circulation. [electronic resource] by Hanson, R F Szczepanik, P A Klein, P D Johnson, E A Williams, G C Producer: 19760925 In: Biochimica et biophysica acta vol. 431 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)

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Your search returned 23 results.