The research in my laboratory occurs at the interface of genetics and hepatology. We identify and study genetic factors contributing to development of cholestatic liver disease in people and mouse models.
Research Funding
September 24, 2012 - August 31, 2021 - The Genetic Basis of Pediatric Cholestasis , Contact PI (MPI grant) . Sponsor: NIH, Sponsor Award ID: R01DK094828
September 24, 2012 - August 31, 2014 - The Genetic Basis of Pediatric Cholestasis , Principal Investigator . Sponsor: NIH, Sponsor Award ID: R56DK094828
July 1, 2000 - June 30, 2014 - The Genetic Basis of Hereditary Liver Disease , Principal Investigator . Sponsor: NIH, Sponsor Award ID: R01DK058214
February 1, 1996 - August 31, 2013 - The Genetic Basis of Cholestasis , Principal Investigator . Sponsor: NIH, Sponsor Award ID: R56DK050697
Education
Yale University, New Haven, CT, BS, 1986, Mol. Biophysics & Biochemistry University of California, San Francisco, PhD, 1993, Biochemistry University of California, San Francisco, Postdoc Fellow, 1994-1998, Neurogenetics
Honors & Awards
1982-1983 National Merit Scholarship
1986-1987 Heinrich Hertz Stiftung Foundation Award
1987-1990 National Science Foundation Graduate Fellowship
1995-1997 National Alliance for Research in Schizophrenia and Depression, Young Investigator Award
1995-1997 National Research Service Award, Post-doctoral Fellowship
2000-2001 Howard Hughes Medical Institute, HHMI Research Resources Program
2003 UCSF Faculty Development Award
2004 Invited Outside Expert Examiner, Ph.D. thesis of Saskia van Mil, Utrecht, The Netherlands
2006 Invited External Examiner, Ph.D. thesis of Veronica Coronado, University of Alberta, Canada.
Selected Publications
Leung DH, Devaraj S, Goodrich NP, Chen X, Rajapakshe D, Ye W, Andreev V, Minard CG, Guffey D, Molleston JP, Bass LM, Karpen SJ, Kamath BM, Wang KS, Sundaram SS, Rosenthal P, McKiernan P, Loomes KM, Jensen MK, Horslen SP, Bezerra JA, Magee JC, Merion RM, Sokol RJ, Shneider BL, Alonso E, Bass L, Kelly S, Riordan M, Melin-Aldana H, Bezerra J, Bove K, Heubi J, Miethke A, Tiao G, Denlinger J, Chapman E, Sokol R, Feldman A, Mack C, Narkewicz M, Suchy F, Sundaram SS, Van Hove J, Garcia B, Kauma M, Kocher K, Steinbeiss M, Lovell M, Loomes KM, Piccoli D, Rand E, Russo P, Spinner N, Erlichman J, Stalford S, Pakstis D, King S, Squires R, Sindhi R, Venkat V, Bukauskas K, McKiernan P, Haberstroh L, Squires J, Rosenthal P, Bull L, Curry J, Langlois C, Kim G, Teckman J, Kociela V, Nagy R, Patel S, Cerkoski J, Molleston JP, Bozic M, Subbarao G, Klipsch A, Sawyers C, Cummings O, Horslen SP, Murray K, Hsu E, Cooper K, Young M, Finn L, Kamath BM, Ng V, Quammie C, Putra J, Sharma D, Parmar A, Guthery S, Jensen K, Rutherford A, Lowichik A, Book L, Meyers R, Hall T, Wang KS, Michail S, Thomas D, Goodhue C, Kohli R, Wang L, Soufi N, Thomas D, Karpen S, Gupta N, Romero R, Vos MB, Tory R, Berauer JP, Abramowsky C, McFall J, Shneider BL, Harpavat S, Hertel P, Leung D, Tessier M, Schady D, Cavallo L, Olvera D, Banks C, Tsai C, Thompson R, Doo E, Hoofnagle J, Sherker A, Torrance R, Hall S, Magee J, Merion R, Spino C, Ye W, Childhood Liver Disease Research Network. Serum biomarkers correlated with liver stiffness assessed in a multicenter study of pediatric cholestatic liver disease. Hepatology. 2023 02 01; 77(2):530-545.
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Grammatikopoulos T, Hadzic N, Foskett P, Strautnieks S, Samyn M, Vara R, Dhawan A, Hertecant J, Al Jasmi F, Rahman O, Deheragoda M, Bull LN, Thompson RJ, University of Washington Center for Mendelian Genomics. Liver Disease and Risk of Hepatocellular Carcinoma in Children With Mutations in TALDO1. Hepatol Commun. 2022 03; 6(3):473-479.
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Hertel PM, Hawthorne K, Kim S, Finegold MJ, Shneider BL, Squires JE, Gupta NA, Bull LN, Murray KF, Kerkar N, Ng VL, Molleston JP, Bezerra JA, Loomes KM, Taylor SA, Schwarz KB, Turmelle YP, Rosenthal P, Magee JC, Sokol RJ, Childhood Liver Disease Research Network (ChiLDReN). Presentation and Outcomes of Infants With Idiopathic Cholestasis: A Multicenter Prospective Study. J Pediatr Gastroenterol Nutr. 2021 10 01; 73(4):478-484.
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Bull LN, Morotti R, Squires JE. 2001 Oct 15 [Updated 2021 Sep 9]. . ATP8B1 Deficiency. In: GeneReviews® [Internet]. Adam MP, Mirzaa GM, Pagon RA, et al., editors. 2021.
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Hertel PM, Bull LN, Thompson RJ, Goodrich NP, Ye W, Magee JC, Squires RH, Bass LM, Heubi JE, Kim GE, Ranganathan S, Schwarz KB, Bozic MA, Horslen SP, Clifton MS, Turmelle YP, Suchy FJ, Superina RA, Wang KS, Loomes KM, Kamath BM, Sokol RJ, Shneider BL, Childhood Liver Disease Research Network (ChiLDReN). Mutation Analysis and Disease Features at Presentation in a Multi-Center Cohort of Children With Monogenic Cholestasis. J Pediatr Gastroenterol Nutr. 2021 08 01; 73(2):169-177.
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Czubkowski P, Thompson RJ, Jankowska I, Knisely AS, Finegold M, Parsons P, Cielecka-Kuszyk J, Strautnieks S, Pawlowska J, Bull LN. Progressive familial intrahepatic cholestasis - farnesoid X receptor deficiency due to NR1H4 mutation: A case report. World J Clin Cases. 2021 May 26; 9(15):3631-3636.
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Bull LN, Ellmers R, Foskett P, Strautnieks S, Sambrotta M, Czubkowski P, Jankowska I, Wagner B, Deheragoda M, Thompson RJ. Cholestasis Due to USP53 Deficiency. J Pediatr Gastroenterol Nutr. 2021 05 01; 72(5):667-673.
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Ovadia C, Sajous J, Seed PT, Patel K, Williamson NJ, Attilakos G, Azzaroli F, Bacq Y, Batsry L, Broom K, Brun-Furrer R, Bull L, Chambers J, Cui Y, Ding M, Dixon PH, Estiú MC, Gardiner FW, Geenes V, Grymowicz M, Günaydin B, Hague WM, Haslinger C, Hu Y, Indraccolo U, Juusela A, Kane SC, Kebapcilar A, Kebapcilar L, Kohari K, Kondrackiene J, Koster MPH, Lee RH, Liu X, Locatelli A, Macias RIR, Madazli R, Majewska A, Maksym K, Marathe JA, Morton A, Oudijk MA, Öztekin D, Peek MJ, Shennan AH, Tribe RM, Tripodi V, Türk Özterlemez N, Vasavan T, Wong LFA, Yinon Y, Zhang Q, Zloto K, Marschall HU, Thornton J, Chappell LC, Williamson C. Ursodeoxycholic acid in intrahepatic cholestasis of pregnancy: a systematic review and individual participant data meta-analysis. Lancet Gastroenterol Hepatol. 2021 07; 6(7):547-558.
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Pham DH, Kudira R, Xu L, Valencia CA, Ellis JL, Shi T, Evason KJ, Osuji I, Matuschek N, Pfuhler L, Mullen M, Mohanty SK, Husami A, Bull LN, Zhang K, Wali S, Yin C, Miethke A. Deleterious Variants in ABCC12 are Detected in Idiopathic Chronic Cholestasis and Cause Intrahepatic Bile Duct Loss in Model Organisms. Gastroenterology. 2021 07; 161(1):287-300.e16.
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Berauer JP, Mezina AI, Okou DT, Sabo A, Muzny DM, Gibbs RA, Hegde MR, Chopra P, Cutler DJ, Perlmutter DH, Bull LN, Thompson RJ, Loomes KM, Spinner NB, Rajagopalan R, Guthery SL, Moore B, Yandell M, Harpavat S, Magee JC, Kamath BM, Molleston JP, Bezerra JA, Murray KF, Alonso EM, Rosenthal P, Squires RH, Wang KS, Finegold MJ, Russo P, Sherker AH, Sokol RJ, Karpen SJ, Childhood Liver Disease Research Network (ChiLDReN). Identification of Polycystic Kidney Disease 1 Like 1 Gene Variants in Children With Biliary Atresia Splenic Malformation Syndrome. Hepatology. 2019 09; 70(3):899-910.
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Ovadia C, Seed PT, Sklavounos A, Geenes V, Di Ilio C, Chambers J, Kohari K, Bacq Y, Bozkurt N, Brun-Furrer R, Bull L, Estiú MC, Grymowicz M, Gunaydin B, Hague WM, Haslinger C, Hu Y, Kawakita T, Kebapcilar AG, Kebapcilar L, Kondrackiene J, Koster MPH, Kowalska-Kanka A, Kupcinskas L, Lee RH, Locatelli A, Macias RIR, Marschall HU, Oudijk MA, Raz Y, Rimon E, Shan D, Shao Y, Tribe R, Tripodi V, Yayla Abide C, Yenidede I, Thornton JG, Chappell LC, Williamson C. Association of adverse perinatal outcomes of intrahepatic cholestasis of pregnancy with biochemical markers: results of aggregate and individual patient data meta-analyses. Lancet. 2019 03 02; 393(10174):899-909.
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Bull LN, Pawlikowska L, Strautnieks S, Jankowska I, Czubkowski P, Dodge JL, Emerick K, Wanty C, Wali S, Blanchard S, Lacaille F, Byrne JA, van Eerde AM, Kolho KL, Houwen R, Lobritto S, Hupertz V, McClean P, Mieli-Vergani G, Sokal E, Rosenthal P, Whitington PF, Pawlowska J, Thompson RJ. Outcomes of surgical management of familial intrahepatic cholestasis 1 and bile salt export protein deficiencies. Hepatol Commun. 2018 May; 2(5):515-528.
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Wang KS, Tiao G, Bass LM, Hertel PM, Mogul D, Kerkar N, Clifton M, Azen C, Bull L, Rosenthal P, Stewart D, Superina R, Arnon R, Bozic M, Brandt ML, Dillon PA, Fecteau A, Iyer K, Kamath B, Karpen S, Karrer F, Loomes KM, Mack C, Mattei P, Miethke A, Soltys K, Turmelle YP, West K, Zagory J, Goodhue C, Shneider BL, Childhood Liver Disease Research Network (ChiLDReN). Analysis of surgical interruption of the enterohepatic circulation as a treatment for pediatric cholestasis. Hepatology. 2017 05; 65(5):1645-1654.
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Grammatikopoulos T, Sambrotta M, Strautnieks S, Foskett P, Knisely AS, Wagner B, Deheragoda M, Starling C, Mieli-Vergani G, Smith J, University of Washington Center for Mendelian Genomics, Bull L, Thompson RJ. Mutations in DCDC2 (doublecortin domain containing protein 2) in neonatal sclerosing cholangitis. J Hepatol. 2016 12; 65(6):1179-1187.
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de Waart DR, Naik J, Utsunomiya KS, Duijst S, Ho-Mok K, Bolier AR, Hiralall J, Bull LN, Bosma PJ, Oude Elferink RP, Paulusma CC. ATP11C targets basolateral bile salt transporter proteins in mouse central hepatocytes. Hepatology. 2016 07; 64(1):161-74.
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Bull LN, Hu D, Shah S, Temple L, Silva K, Huntsman S, Melgar J, Geiser MT, Sanford U, Ortiz JA, Lee RH, Kusanovic JP, Ziv E, Vargas JE. Intrahepatic Cholestasis of Pregnancy (ICP) in U.S. Latinas and Chileans: Clinical features, Ancestry Analysis, and Admixture Mapping. PLoS One. 2015; 10(6):e0131211.
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Thompson RJ, Bull LN. Treating genetic disease: Expanding the options. Hepatology. 2015 Aug; 62(2):349-51.
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Sambrotta M, Strautnieks S, Papouli E, Rushton P, Clark BE, Parry DA, Logan CV, Newbury LJ, Kamath BM, Ling S, Grammatikopoulos T, Wagner BE, Magee JC, Sokol RJ, Mieli-Vergani G, University of Washington Center for Mendelian Genomics, Smith JD, Johnson CA, McClean P, Simpson MA, Knisely AS, Bull LN, Thompson RJ. Mutations in TJP2 cause progressive cholestatic liver disease. Nat Genet. 2014 Apr; 46(4):326-8.
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Bull LN, Vargas J. Serum bile acids in intrahepatic cholestasis of pregnancy: not just a diagnostic test. Hepatology. 2014 Apr; 59(4):1220-2.
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