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    Hyam Leffert

    TitleProfessor
    SchoolUniversity of California, San Diego
    DepartmentPharmacology
    Address9500 Gilman Drive #0636
    CA La Jolla 92093
    Phone858-534-2354
    vCardDownload vCard

      Collapse Biography 
      Collapse Education and Training
      Albert Einstein College of MedicineM.D.1971
      University of California at San DiegoInternship1971Department of Pediatrics
      Oxford UniversityMolecular Cancer Genetics1987Sir William Dunn School of Pathology
      Brandeis UniversityM.A.1967Biology
      University of RochesterB.A. History, Cum laude 1965
      Collapse Awards and Honors
      1st Department of Medicine, University of Tokyo1988Honorary International Guest Speaker, Plenary Lectureship "Liver Regeneration and Gene Therapy
      1987American Men and Women of Science
      John Simon Guggenheim Foundation1987  - 1988John Simon Guggenheim Memorial Fellowship
      American Gastroenterological Association1987  - 1988Morton Grossman Research Scholar Award
      CIBA Foundation Symposium, London 1977State of the Art Lecture
      American Association for the Study of Liver Diseases 1976State of the Art Lecture
      Damon Runyon Cancer Memorial Foundation 1972  - 1973Fellow
      National Cancer Institute 1971  - 1972Fellow

      Collapse Overview 

      Collapse Research 
      Collapse Research Activities and Funding
      Fate-mapping temporally marked precursor populations to hepatocellular carcinoma
      NIH/NCI R21CA161510Jun 1, 2012 - May 31, 2014
      Role: Principal Investigator
      IKKbeta:Bi-Functional Regulator of Hepatocyte Proliferation
      NIH/NCI R01CA113602Aug 31, 2007 - May 31, 2012
      Role: Principal Investigator
      Properties of Immune-Privileged STO-Progenitor Cells
      NIH/NIAID R21AI067354Jul 15, 2007 - Jun 30, 2010
      Role: Principal Investigator
      National Flow Cytometry and Sorting Research Resource
      NIH P41RR001315Jul 1, 1982 - Mar 31, 2013
      Role: Co-Investigator
      ISOLATION AND ACTION OF ADULT HEPATOCYTE MITOGENS
      NIH/NIDDK R01DK028215Dec 1, 1980 - Jun 30, 1993
      Role: Principal Investigator
      "ISOLATION AND ACTION OF ADULT RAT HEPATOCYTE MITOGENS"
      NIH/NIADDK R01AM028215Dec 1, 1980 - Nov 30, 1986
      Role: Principal Investigator

      Collapse ORNG Applications 
      Collapse Websites
      Collapse Faculty Mentoring

      Collapse Bibliographic 
      Collapse Publications
      Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
      List All   |   Timeline
      1. Katherine S. Koch and Hyam L. Leffert. Principles of Stem Cell Biology and Cancer: Future Applications and Therapeutics, First Edition. Edited by Tarik Regad, Thomas J. Sayers and Robert C. Rees. Basic Science of Liver Cancer Stem Cells and Hepatocarcinogenesis. 2015; 273-304.
      2. Koch KS, Leffert H. Ectopic expression of CD74 in Ikkß-deleted mouse hepatocytes. Acta Histochem. 2011 Jul; 113(4):428-35. PMID: 20569972.
        View in: PubMed
      3. He G, Yu GY, Temkin V, Ogata H, Kuntzen C, Sakurai T, Sieghart W, Peck-Radosavljevic M, Leffert H, Karin M. Hepatocyte IKKbeta/NF-kappaB inhibits tumor promotion and progression by preventing oxidative stress-driven STAT3 activation. Cancer Cell. 2010 Mar 16; 17(3):286-97. PMID: 20227042.
        View in: PubMed
      4. Koch KS, Leffert H. Hypothesis: Targeted Ikkß deletion upregulates MIF signaling responsiveness and MHC class II expression in mouse hepatocytes. Hepat Med. 2010 Mar; 2010(2):39-47. PMID: 23997575.
        View in: PubMed
      5. Koch KS, Maeda S, He G, Karin M, Leffert H. Targeted deletion of hepatocyte Ikkbeta confers growth advantages. Biochem Biophys Res Commun. 2009 Mar 6; 380(2):349-54. PMID: 19171122.
        View in: PubMed
      6. Sell S, Leffert H. Liver cancer stem cells. J Clin Oncol. 2008 Jun 10; 26(17):2800-5. PMID: 18539957.
        View in: PubMed
      7. Koch KS, Son KH, Maehr R, Pellicciotta I, Ploegh HL, Zanetti M, Sell S, Leffert H. Immune-privileged embryonic Swiss mouse STO and STO cell-derived progenitor cells: major histocompatibility complex and cell differentiation antigen expression patterns resemble those of human embryonic stem cell lines. Immunology. 2006 Sep; 119(1):98-115. PMID: 16836618.
        View in: PubMed
      8. Maeda S, Kamata H, Luo JL, Leffert H, Karin M. IKKbeta couples hepatocyte death to cytokine-driven compensatory proliferation that promotes chemical hepatocarcinogenesis. Cell. 2005 Jul 1; 121(7):977-90. PMID: 15989949.
        View in: PubMed
      9. Zhang M, Joseph B, Gupta S, Guest I, Xu M, Sell S, Son KH, Koch KS, Leffert H. Embryonic mouse STO cell-derived xenografts express hepatocytic functions in the livers of nonimmunosuppressed adult rats. Stem Cells. 2005 Feb; 23(2):186-99. PMID: 15671142.
        View in: PubMed
      10. Son KH, Zhang M, Rucobo E, Nwaigwe D, Montgomery F, Leffert H. Derivation and study of human epithelial cell lines resistant to killing by chromium trioxide. J Toxicol Environ Health A. 2004 Jul 9; 67(13):1027-49. PMID: 15205032.
        View in: PubMed
      11. Leffert H, Sell S. Unexpected artifacts raise new caution in stem cell culture research. Hepatology. 2004 Jan; 39(1):258. PMID: 14752846.
        View in: PubMed
      12. Maeda S, Chang L, Li ZW, Luo JL, Leffert H, Karin M. IKKbeta is required for prevention of apoptosis mediated by cell-bound but not by circulating TNFalpha. Immunity. 2003 Nov; 19(5):725-37. PMID: 14614859.
        View in: PubMed
      13. Zhang M, Sell S, Leffert H. Hepatic progenitor cell lines from allyl alcohol-treated adult rats are derived from gamma-irradiated mouse STO cells. Stem Cells. 2003; 21(4):449-58. PMID: 12832698.
        View in: PubMed
      14. Yin L, Sun M, Ilic Z, Leffert H, Sell S. Derivation, characterization, and phenotypic variation of hepatic progenitor cell lines isolated from adult rats. Hepatology. 2002 Feb; 35(2):315-24. PMID: 11826404.
        View in: PubMed
      15. Fabregat I, Koch KS, Aoki T, Atkinson AE, Dang H, Amosova O, Fresco JR, Schildkraut CL, Leffert H. Functional pleiotropy of an intramolecular triplex-forming fragment from the 3'-UTR of the rat Pigr gene. Physiol Genomics. 2001 Mar 8; 5(2):53-65. PMID: 11242589.
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      16. Koch KS, Aoki T, Wang Y, Atkinson AE, Gleiberman AS, Glebov OK, Leffert H. Site-specific integration of targeted DNA into animal cell genomes. Gene. 2000 May 16; 249(1-2):135-44. PMID: 10831847.
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      17. Aoki T, Koch KS, Leffert H, Watabe H. Application of green fluorescent protein-protein A fusion protein to western blotting. Methods Enzymol. 1999; 302:264-72. PMID: 12876778.
        View in: PubMed
      18. Koch KS, Leffert H. Giant hairpins formed by CUG repeats in myotonic dystrophy messenger RNAs might sterically block RNA export through nuclear pores. J Theor Biol. 1998 Jun 21; 192(4):505-14. PMID: 9680723.
        View in: PubMed
      19. Aoki T, Kaneta M, Onagi H, Takahashi Y, Koch KS, Leffert H, Watabe H. A simple and rapid immunoassay system using green fluorescent protein tag. J Immunoassay. 1997 Nov; 18(4):321-33. PMID: 9358339.
        View in: PubMed
      20. Aoki T, Koch KS, Leffert H. Attenuation of gene expression by a trinucleotide repeat-rich tract from the terminal exon of the rat hepatic polymeric immunoglobulin receptor gene. J Mol Biol. 1997 Mar 28; 267(2):229-36. PMID: 9096221.
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      21. Aoki T, Takahashi Y, Koch KS, Leffert H, Watabe H. Construction of a fusion protein between protein A and green fluorescent protein and its application to western blotting. FEBS Lett. 1996 Apr 15; 384(2):193-7. PMID: 8612822.
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      22. Simon FR, Leffert H, Ellisman M, Iwahashi M, Deerinck T, Fortune J, Morales D, Dahl R, Sutherland E. Hepatic Na(+)-K(+)-ATPase enzyme activity correlates with polarized beta-subunit expression. Am J Physiol. 1995 Jul; 269(1 Pt 1):C69-84. PMID: 7631761.
        View in: PubMed
      23. Koch KS, Gleiberman AS, Aoki T, Leffert H, Feren A, Jones AL, Fodor EJ. Discordant expression and variable numbers of neighboring GGA- and GAA-rich triplet repeats in the 3' untranslated regions of two groups of messenger RNAs encoded by the rat polymeric immunoglobulin receptor gene. Nucleic Acids Res. 1995 Apr 11; 23(7):1098-112. PMID: 7739889.
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      24. Westwick JK, Weitzel C, Leffert H, Brenner DA. Activation of Jun kinase is an early event in hepatic regeneration. J Clin Invest. 1995 Feb; 95(2):803-10. PMID: 7860764.
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      25. Koch KS, Lu XP, Leffert H. Primary rat hepatocytes express cyclin D1 messenger RNA during their growth cycle and during mitogenic transitions induced by transforming growth factor-alpha. Biochem Biophys Res Commun. 1994 Oct 14; 204(1):91-7. PMID: 7945397.
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      26. Koch KS, Fletcher RG, Grond MP, Leffert H. A 43-base-pair complementary DNA sequence homology and triplet repeat motif among putative polymeric immunoglobulin receptor messenger RNAs in regenerating rat liver. Hepatology. 1993 Jul; 18(1):226-8. PMID: 8325615.
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      27. Koch KS, Fletcher RG, Grond MP, Inyang AI, Lu XP, Brenner DA, Leffert H. Inactivation of plasmid reporter gene expression by one benzo(a)pyrene diol-epoxide DNA adduct in adult rat hepatocytes. Cancer Res. 1993 May 15; 53(10 Suppl):2279-86. PMID: 8485714.
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      28. Hattori M, Tugores A, Westwick JK, Veloz L, Leffert H, Karin M, Brenner DA. Activation of activating protein 1 during hepatic acute phase response. Am J Physiol. 1993 Jan; 264(1 Pt 1):G95-103. PMID: 8430810.
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      29. Koch KS, Lu XP, Brenner DA, Leffert H. Differential expression of the transfected liver-specific alpha 1-inhibitor III gene in normal hepatocytes and hepatoma cells in culture. Biochem Biophys Res Commun. 1992 Feb 28; 183(1):184-92. PMID: 1543489.
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      30. Lu XP, Koch KS, Lew DJ, Dulic V, Pines J, Reed SI, Hunter T, Leffert H. Induction of cyclin mRNA and cyclin-associated histone H1 kinase during liver regeneration. J Biol Chem. 1992 Feb 15; 267(5):2841-4. PMID: 1310673.
        View in: PubMed
      31. Lu XP, Leffert H. Induction of sodium pump beta 1-subunit mRNA expression during hepatocellular growth transitions in vitro and in vivo. J Biol Chem. 1991 May 15; 266(14):9276-84. PMID: 1851173.
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      32. Koch KS, Brownlee GG, Goss SJ, Martinez-Conde A, Leffert H. Retroviral vector infection and transplantation in rats of primary fetal rat hepatocytes. J Cell Sci. 1991 May; 99 ( Pt 1):121-30. PMID: 1661741.
        View in: PubMed
      33. Koch KS, Lu XP, Brenner DA, Fey GH, Martinez-Conde A, Leffert H. Mitogens and hepatocyte growth control in vivo and in vitro. In Vitro Cell Dev Biol. 1990 Nov; 26(11):1011-23. PMID: 2276991.
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      34. Brenner DA, Alcorn JM, Feitelberg SP, Leffert H, Chojkier M. Expression of collagen genes in the liver. Mol Biol Med. 1990 Apr; 7(2):105-15. PMID: 2342427.
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      35. Rippe RA, Brenner DA, Leffert H. DNA-mediated gene transfer into adult rat hepatocytes in primary culture. Mol Cell Biol. 1990 Feb; 10(2):689-95. PMID: 2105458.
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      36. Leffert H, Koch KS, Lu XP, Brenner DA, Karin M, Skelly HF, Rippe RA, Fey G, Chojkier M. Cellular and molecular biology of hepatocyte growth, regeneration and gene expression. Adv Second Messenger Phosphoprotein Res. 1990; 24:352-8. PMID: 2169815.
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      37. Chojkier M, Brenner DA, Leffert H. Vasopressin inhibits type-I collagen and albumin gene expression in primary cultures of adult rat hepatocytes. J Biol Chem. 1989 Jun 5; 264(16):9583-91. PMID: 2542314.
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      38. Koch KS, Leffert H. Do transplanted human livers regenerate? Hepatology. 1989 May; 9(5):789-90. PMID: 2651271.
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      39. Brenner DA, Koch KS, Leffert H. Transforming growth factor-alpha stimulates proto-oncogene c-jun expression and a mitogenic program in primary cultures of adult rat hepatocytes. DNA. 1989 May; 8(4):279-85. PMID: 2504570.
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      40. Sutherland E, Dixon BS, Leffert H, Skally H, Zaccaro L, Simon FR. Biochemical localization of hepatic surface-membrane Na+,K+-ATPase activity depends on membrane lipid fluidity. Proc Natl Acad Sci U S A. 1988 Nov; 85(22):8673-7. PMID: 2847169.
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      41. Wolff JA, Yee JK, Skelly H, Moores J, Respess J, Friedmann T, Leffert H. Adult mammalian hepatocyte as target cell for retroviral gene transfer: a model for gene therapy. Somat Cell Mol Genet. 1987 Jul; 13(4):423-8. PMID: 3484086.
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      42. Wolff JA, Yee JK, Skelly HF, Moores JC, Respess JG, Friedmann T, Leffert H. Expression of retrovirally transduced genes in primary cultures of adult rat hepatocytes. Proc Natl Acad Sci U S A. 1987 May; 84(10):3344-8. PMID: 3033644.
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      43. Hubert JJ, Schenk DB, Skelly H, Leffert H. Rat hepatic (Na+, K+)-ATPase: alpha-subunit isolation by immunoaffinity chromatography and structural analysis by peptide mapping. Biochemistry. 1986 Jul 15; 25(14):4156-63. PMID: 3017414.
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      44. Kruijer W, Skelly H, Botteri F, van der Putten H, Barber JR, Verma IM, Leffert H. Proto-oncogene expression in regenerating liver is simulated in cultures of primary adult rat hepatocytes. J Biol Chem. 1986 Jun 15; 261(17):7929-33. PMID: 3711118.
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      45. Leffert H, Schenk DB, Hubert JJ, Skelly H, Schumacher M, Ariyasu R, Ellisman M, Koch KS, Keller GA. Hepatic (Na+,K+)-ATPase: a current view of its structure, function and localization in rat liver as revealed by studies with monoclonal antibodies. Hepatology. 1985 May-Jun; 5(3):501-7. PMID: 2987099.
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      46. Schenk DB, Hubert JJ, Leffert H. Use of a monoclonal antibody to quantify (Na+,K+)-ATPase activity and sites in normal and regenerating rat liver. J Biol Chem. 1984 Dec 10; 259(23):14941-51. PMID: 6094583.
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      47. Lad PJ, Schenk DB, Leffert H. Inhibitory monoclonal antibodies against rat liver alcohol dehydrogenase. Arch Biochem Biophys. 1984 Dec; 235(2):589-95. PMID: 6393880.
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      48. Lad PJ, Shoemaker WJ, Leffert H. Developmental changes in rat liver alcohol dehydrogenase. Dev Biol. 1984 Oct; 105(2):526-9. PMID: 6383901.
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      49. Lad PJ, Blazquez E, Lin M, Leffert H. Changes in adenylate cyclase and phosphodiesterase activities during the growth cycle of adult rat hepatocytes in primary culture. Arch Biochem Biophys. 1984 Aug 1; 232(2):679-84. PMID: 6087736.
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      50. Koch KS, Grosse R, Skelly H, Leffert H. Initiation of cultured rat hepatocyte proliferation does not involve Na+-dependent plasma membrane Ca2+ fluxes. Cell Biol Int Rep. 1984 Apr; 8(4):309-16. PMID: 6329528.
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      51. Lad PJ, Leffert H. Rat liver alcohol dehydrogenase. II. Quantitative enzyme-linked immunoadsorbent assay. Anal Biochem. 1983 Sep; 133(2):362-72. PMID: 6356986.
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      52. Lad PJ, Leffert H. Rat liver alcohol dehydrogenase. I. Purification and characterization. Anal Biochem. 1983 Sep; 133(2):350-61. PMID: 6356985.
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      53. Schenk DB, Leffert H. Monoclonal antibodies to rat Na+,K+-ATPase block enzymatic activity. Proc Natl Acad Sci U S A. 1983 Sep; 80(17):5281-5. PMID: 6310568.
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      54. de Hemptinne B, Leffert H. Selective effects of portal blood diversion and glucagon on rat hepatocyte rates of S-phase entry and deoxyribonucleic acid synthesis. Endocrinology. 1983 Apr; 112(4):1224-32. PMID: 6339201.
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      55. Lad PJ, Hubert JJ, Shoemaker WJ, Leffert H. Comparison of liver alcohol dehydrogenases in Fischer-344 and Sprague-Dawley rats. Comp Biochem Physiol B. 1983; 75(2):373-8. PMID: 6347508.
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      56. Brown JW, Lad PJ, Skelly H, Koch KS, Lin M, Leffert H. Expression of differentiated function by hepatocytes in primary culture: variable effects of glucagon and insulin on gluconeogenesis during cell growth. Differentiation. 1983; 25(2):176-84. PMID: 6363185.
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      57. Koch KS, Shapiro P, Skelly H, Leffert H. Rat hepatocyte proliferation is stimulated by insulin-like peptides in defined medium. Biochem Biophys Res Commun. 1982 Dec 15; 109(3):1054-60. PMID: 6297482.
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      58. Leffert H, Koch KS, Fehlmann M, Heiser W, Lad PJ, Skelly H. Amiloride blocks cell-free protein synthesis at levels attained inside cultured rat hepatocytes. Biochem Biophys Res Commun. 1982 Sep 30; 108(2):738-45. PMID: 7150320.
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      59. Schenk DB, Grosse R, Ellisman MH, Bradshaw V, Leffert H. (Na+,K+)-ATPase: a new assay of Na+-ATPase reveals covert anti-pump antibodies. Anal Biochem. 1982 Sep 1; 125(1):189-96. PMID: 6128943.
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      60. Lad PJ, Shier WT, Skelly H, de Hemptinne B, Leffert H. Adult rat hepatocytes in primary culture. VII. Proliferative and functional properties of cells from ethanol-intoxicated animals: evidence for a reversible albumin 'production defect'. Alcohol Clin Exp Res. 1982; 6(1):72-9. PMID: 7041688.
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      61. Lad PJ, Shier WT, Skelly H, De Hemptinne B, Leffert H. Adult rat hepatocytes in primary culture. VI. Developmental changes in alcohol dehydrogenase activity and ethanol conversion during the growth cycle. Alcohol Clin Exp Res. 1982; 6(1):64-71. PMID: 7041687.
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      62. Sell S, Leffert H. An evaluation of cellular lineages in the pathogenesis of experimental hepatocellular carcinoma. Hepatology. 1982 Jan-Feb; 2(1):77-86. PMID: 6172353.
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      63. Sell S, Leffert H, Shinozuka H, Lombardi B, Gochman N. Rapid development of large numbers of alpha-fetoprotein-containing "oval" cells in the liver of rats fed N-2-fluorenylacetamide in a choline-devoid diet. Gann. 1981 Aug; 72(4):479-87. PMID: 6171471.
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      64. Fehlmann M, Samson M, Koch KS, Leffert H, Freychet P. The effect of amiloride on hormonal regulation of amino acid transport in isolated and cultured adult rat hepatocytes. Biochim Biophys Acta. 1981 Mar 20; 642(1):88-95. PMID: 6261811.
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      65. Fehlmann M, Samson M, Koch KS, Leffert H, Freychet P. Amiloride inhibits protein synthesis in isolated rat hepatocytes. Life Sci. 1981 Mar 16; 28(11):1295-302. PMID: 6164897.
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      66. Sell S, Osborn K, Leffert H. Autoradiography of "oval cells" appearing rapidly in the livers of rats fed N-2-fluorenylacetamide in a choline devoid diet. Carcinogenesis. 1981; 2(1):7-14. PMID: 7273292.
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      67. Brown JW, Leffert H, Sell S, Ho RJ. Rapid radioisotopic analysis of glucose synthesis from lactate in primary hepatocyte cultures. Anal Biochem. 1980 Dec; 109(2):284-90. PMID: 7013563.
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      68. Koch KS, Leffert H. Growth control of differentiated adult rat hepatocytes in primary culture. Ann N Y Acad Sci. 1980; 349:111-27. PMID: 7013607.
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      69. Leffert H, Koch KS. Ionic events at the membrane initiate rat liver regeneration. Ann N Y Acad Sci. 1980; 339:201-15. PMID: 6930831.
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      70. Koch KS, Leffert H. Increased sodium ion influx is necessary to initiate rat hepatocyte proliferation. Cell. 1979 Sep; 18(1):153-63. PMID: 509519.
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      71. Leffert H, Koch KS, Moran T, Rubalcava B. Hormonal control of rat liver regeneration. Gastroenterology. 1979 Jun; 76(6):1470-82. PMID: 220134.
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      72. Koch KS, Leffert H. Ionic landmarks along the mitogenic route. Nature. 1979 May 10; 279(5709):104-5. PMID: 35752.
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      73. Leffert H, Koch KS. Regulation of growth of hepatocytes by sodium ions. Prog Liver Dis. 1979; 6:123-34. PMID: 396552.
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      74. Leffert H, Koch KS, Moran T, Williams M. Liver cells. Methods Enzymol. 1979; 58:536-44. PMID: 423789.
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      75. Leffert H, Koch KS, Rubalcava B, Sell S, Moran T, Boorstein R. Hepatocyte growth control: in vitro approach to problems of liver regeneration and function. Natl Cancer Inst Monogr. 1978 May; (48):87-101. PMID: 219365.
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      76. Leffert H, Moran T, Sell S, Skelly H, Ibsen K, Mueller M, Arias I. Growth state-dependent phenotypes of adult hepatocytes in primary monolayer culture. Proc Natl Acad Sci U S A. 1978 Apr; 75(4):1834-8. PMID: 77017.
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      77. Leffert H, Moran T, Boorstein R, Koch KS. Procarcinogen activation and hormonal control of cell proliferation in differentiated primary adult rat liver cell cultures. Nature. 1977 May 5; 267(5606):58-61. PMID: 558527.
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      78. Leffert H, Koch KS. Proliferation of hepatocytes. Ciba Found Symp. 1977; (55):61-82. PMID: 77757.
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      79. Leffert H, Koch KS, Rubalcava B. Present paradoxes in the environmental control of hepatic proliferation. Cancer Res. 1976 Nov; 36(11 Pt. 2):4250-5. PMID: 184931.
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      80. Koch KS, Leffert H. Control of hepatic proliferation: a working hypothesis involving hormones, lipoproteins, and novel nucleotides. Metabolism. 1976 Nov; 25(11 Suppl 1):1419-22. PMID: 185496.
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      81. Sell S, Becker FF, Leffert H, Watabe L. Expression of an oncodevelopmental gene product (alpha-fetoprotein) during fetal development and adult oncogenesis. Cancer Res. 1976 Nov; 36(11 Pt. 2):4239-49. PMID: 61804.
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      82. Leffert H, Weinstein DB. Growth control of differentiated fetal rat hepatocytes in primary monolayer culture. IX. Specific inhibition of DNA synthesis initiation by very low density lipoprotein and possible significance to the problem of liver regeneration. J Cell Biol. 1976 Jul; 70(1):20-32. PMID: 180032.
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      83. Leffert H, Alexander NM. Thyroid hormone metabolism during liver regeneration in rats. Endocrinology. 1976 May; 98(5):1241-7. PMID: 1261517.
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      84. Leffert H, Alexander NM, Faloona G, Rubalcava B, Unger R. Specific endocrine and hormonal receptor changes associated with liver regeneration in adult rats. Proc Natl Acad Sci U S A. 1975 Oct; 72(10):4033-6. PMID: 172891.
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      85. Sell S, Skelly H, Leffert H, Muller-Eberhard U, Kida S. Relationship of the biosynthesis of alpha-fetoprotein, albumin, hemopexin, and haptoglobin to the growth state of fetal rat hepatocyte cultures. Ann N Y Acad Sci. 1975 Aug 22; 259:45-58. PMID: 54037.
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      86. Leffert H. Growth control of differentiated fetal rat hepatocytes in primary monolayer culture. VII. Hormonal control of DNA synthesis and its possible significance to the problem of liver regeneration. J Cell Biol. 1974 Sep; 62(3):792-801. PMID: 4859345.
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      87. Leffert H. Growth control of differentiated fetal rat hepatocytes in primary monolayer culture. V. Occurrence in dialyzed fetal bovine serum of macromolecules having both positive and negative growth regulatory functions. J Cell Biol. 1974 Sep; 62(3):767-79. PMID: 4859343.
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      88. Koch K, Leffert H. Growth control of differentiated fetal rat hepatocytes in primary monolayer culture. VI. Studies with conditioned medium and its functional interactions with serum factors. J Cell Biol. 1974 Sep; 62(3):780-91. PMID: 4859344.
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      89. Leffert H, Sell S. Alpha1-fetoprotein biosynthesis during the growth cycle of differentiated fetal rat hepatocytes in primary monolayer culture. J Cell Biol. 1974 Jun; 61(3):823-9. PMID: 4134464.
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      90. Sell S, Nichols M, Becker FF, Leffert H. Hepatocyte proliferation and alpha 1-fetoprotein in pregnant, neonatal, and partially hepatectomized rats. Cancer Res. 1974 Apr; 34(4):865-71. PMID: 4814999.
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      91. Leffert H, Paul D. Serum dependent growth of primary cultured differentiated fetal rat hepatocytes in arginine-deficient medium. J Cell Physiol. 1973 Feb; 81(1):113-24. PMID: 4568374.
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      92. Leffert H, Paul D. Studies on primary cultures of differentiated fetal liver cells. J Cell Biol. 1972 Mar; 52(3):559-68. PMID: 4333210.
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      93. Paul D, Leffert H, Sato G, Holley RW. Stimulation of DNA and protein synthesis in fetal-rat liver cells by serum from partially hepatectomized rats. Proc Natl Acad Sci U S A. 1972 Feb; 69(2):374-7. PMID: 4501120.
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      94. Sato G, Clark J, Posner M, Leffert H, Paul D, Morgan M, Colby C. Enrichment culture techniques for selection of cell culture strains with desirable physiological and genetic properties. Acta Endocrinol Suppl (Copenh). 1971; 153:126-36. PMID: 4325482.
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      95. Leffert H, Baptist JN, Gidez LI. Meningitis and bacteremia after ventriculoatrial shunt-revision: isolation of a lecithinase-producing Bacillus cereus. J Infect Dis. 1970 Dec; 122(6):547-52. PMID: 4992341.
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      96. Garro AJ, Leffert H, Marmur J. Genetic mapping of a defective bacteriophage on the chromosome of Bacillus subtilis 168. J Virol. 1970 Sep; 6(3):340-3. PMID: 4991424.
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