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Impact of Surgeon Volume on Outcomes and Expenditure Among Medicare Beneficiaries Undergoing Liver Resection: the Effect of Minimally Invasive Surgery.

Sahara K, Merath K, Hyer JM, Tsilimigras DI, Paredes AZ, Farooq A, Mehta R, Wu L, Beal EW, White S, Endo I, Pawlik TM.

J Gastrointest Surg. 2019 Jul 19. doi: 10.1007/s11605-019-04323-9. [Epub ahead of print]


Management and outcomes among patients with sarcomatoid hepatocellular carcinoma: A population-based analysis.

Wu L, Tsilimigras DI, Farooq A, Hyer JM, Merath K, Paredes AZ, Mehta R, Sahara K, Shen F, Pawlik TM.

Cancer. 2019 Jul 12. doi: 10.1002/cncr.32396. [Epub ahead of print]


In-hospital Mortality Following Pancreatoduodenectomy: a Comprehensive Analysis.

Merath K, Mehta R, Tsilimigras DI, Farooq A, Sahara K, Paredes AZ, Wu L, Ejaz A, Pawlik TM.

J Gastrointest Surg. 2019 Jul 10. doi: 10.1007/s11605-019-04307-9. [Epub ahead of print]


Hospice utilization among Medicare beneficiaries dying from pancreatic cancer.

Paredes AZ, Hyer JM, Tsilimigras DI, Mehta R, Sahara K, White S, Dillhoff ME, Ejaz A, Cloyd JM, Pawlik TM.

J Surg Oncol. 2019 Jul 9. doi: 10.1002/jso.25623. [Epub ahead of print]


ASO Author Reflections: Which Patients Benefit the Most From Lymphadenectomy During Resection for Intrahepatic Cholangiocarcinoma?

Sahara K, Tsilimigras DI, Pawlik TM.

Ann Surg Oncol. 2019 Jul 8. doi: 10.1245/s10434-019-07608-0. [Epub ahead of print] No abstract available.


Prognosis After Resection of Barcelona Clinic Liver Cancer (BCLC) Stage 0, A, and B Hepatocellular Carcinoma: A Comprehensive Assessment of the Current BCLC Classification.

Tsilimigras DI, Bagante F, Sahara K, Moris D, Hyer JM, Wu L, Ratti F, Marques HP, Soubrane O, Paredes AZ, Lam V, Poultsides GA, Popescu I, Alexandrescu S, Martel G, Workneh A, Guglielmi A, Hugh T, Aldrighetti L, Endo I, Pawlik TM.

Ann Surg Oncol. 2019 Jul 2. doi: 10.1245/s10434-019-07580-9. [Epub ahead of print]


Outcomes of Patients with Scirrhous Hepatocellular Carcinoma: Insights from the National Cancer Database.

Farooq A, Merath K, Paredes AZ, Wu L, Tsilimigras DI, Hyer JM, Sahara K, Mehta R, Beal EW, Pawlik TM.

J Gastrointest Surg. 2019 Jun 26. doi: 10.1007/s11605-019-04282-1. [Epub ahead of print]


Effect of Surgical Margin Width on Patterns of Recurrence among Patients Undergoing R0 Hepatectomy for T1 Hepatocellular Carcinoma: An International Multi-Institutional Analysis.

Tsilimigras DI, Sahara K, Moris D, Hyer JM, Paredes AZ, Bagante F, Merath K, Farooq AS, Ratti F, Marques HP, Soubrane O, Azoulay D, Lam V, Poultsides GA, Popescu I, Alexandrescu S, Martel G, Guglielmi A, Hugh T, Aldrighetti L, Endo I, Pawlik TM.

J Gastrointest Surg. 2019 Jun 26. doi: 10.1007/s11605-019-04275-0. [Epub ahead of print]


Financial toxicity risk among adult patients undergoing cancer surgery in the United States: An analysis of the National Inpatient Sample.

Farooq A, Merath K, Hyer JM, Paredes AZ, Tsilimigras DI, Sahara K, Mehta R, Wu L, Cloyd JM, Ejaz A, Pawlik TM.

J Surg Oncol. 2019 Jun 24. doi: 10.1002/jso.25605. [Epub ahead of print]


Skilled nursing facility (SNF) utilization and impact of SNF star-quality ratings on outcomes following hepatectomy among Medicare beneficiaries.

Paredes AZ, Hyer JM, Tsilimigras DI, Merath K, Mehta R, Sahara K, Farooq SA, Wu L, White S, Pawlik TM.

HPB (Oxford). 2019 Jun 20. pii: S1365-182X(19)30562-3. doi: 10.1016/j.hpb.2019.05.012. [Epub ahead of print]


Insurance Coverage Type Impacts Hospitalization Patterns Among Patients with Hepatopancreatic Malignancies.

Mehta R, Sahara K, Merath K, Hyer JM, Tsilimigras DI, Paredes AZ, Ejaz A, Cloyd JM, Dillhoff M, Tsung A, Pawlik TM.

J Gastrointest Surg. 2019 Jun 13. doi: 10.1007/s11605-019-04288-9. [Epub ahead of print]


In-depth Analysis of the Lid Subunits Assembly Mechanism in Mammals.

Bai M, Zhao X, Sahara K, Ohte Y, Hirano Y, Kaneko T, Yashiroda H, Murata S.

Biomolecules. 2019 May 31;9(6). pii: E213. doi: 10.3390/biom9060213.


Therapeutic Index Associated with Lymphadenectomy Among Patients with Intrahepatic Cholangiocarcinoma: Which Patients Benefit the Most from Nodal Evaluation?

Sahara K, Tsilimigras DI, Merath K, Bagante F, Guglielmi A, Aldrighetti L, Weiss M, Bauer TW, Alexandrescu S, Poultsides GA, Maithel SK, Marques HP, Martel G, Pulitano C, Shen F, Soubrane O, Koerkamp BG, Matsuyama R, Endo I, Pawlik TM.

Ann Surg Oncol. 2019 May 31. doi: 10.1245/s10434-019-07483-9. [Epub ahead of print]


In Asian women undergoing total knee arthroplasty, lower leg morphology in those with rheumatoid arthritis differed from those with osteoarthritis.

Takagawa S, Mitsugi N, Mochida Y, Taki N, Harigane K, Yukizawa Y, Sasaki Y, Tsuji M, Sahara K, Inaba Y.

Mod Rheumatol. 2019 Jun 13:1-6. doi: 10.1080/14397595.2019.1621420. [Epub ahead of print]


Long-term outcome and prognostic factors for patients with para-aortic lymph node dissection in left-sided colorectal cancer.

Sahara K, Watanabe J, Ishibe A, Suwa Y, Suwa H, Ota M, Kunisaki C, Endo I.

Int J Colorectal Dis. 2019 Jun;34(6):1121-1129. doi: 10.1007/s00384-019-03294-2. Epub 2019 May 1.


Dimorphic sperm formation by Sex-lethal.

Sakai H, Oshima H, Yuri K, Gotoh H, Daimon T, Yaginuma T, Sahara K, Niimi T.

Proc Natl Acad Sci U S A. 2019 May 21;116(21):10412-10417. doi: 10.1073/pnas.1820101116. Epub 2019 Apr 29.


Prognostic utility of albumin-bilirubin grade for short- and long-term outcomes following hepatic resection for intrahepatic cholangiocarcinoma: A multi-institutional analysis of 706 patients.

Tsilimigras DI, Hyer JM, Moris D, Sahara K, Bagante F, Guglielmi A, Aldrighetti L, Alexandrescu S, Marques HP, Shen F, Koerkamp BG, Endo I, Pawlik TM; other members of the International Intrahepatic Cholangiocarcinoma Study Group.

J Surg Oncol. 2019 Aug;120(2):206-213. doi: 10.1002/jso.25486. Epub 2019 Apr 25.


Minimally Invasive Liver Resection for Early-Stage Hepatocellular Carcinoma: Inconsistent Outcomes from Matched or Weighted Cohorts.

Wu L, Tsilimigras DI, Merath K, Hyer JM, Paredes AZ, Mehta R, Sahara K, Bagante F, Beal EW, Shen F, Pawlik TM.

J Gastrointest Surg. 2019 Apr 22. doi: 10.1007/s11605-019-04221-0. [Epub ahead of print]


A novel online prognostic tool to predict long-term survival after liver resection for intrahepatic cholangiocarcinoma: The "metro-ticket" paradigm.

Sahara K, Tsilimigras DI, Mehta R, Bagante F, Guglielmi A, Aldrighetti L, Alexandrescu S, Marques HP, Shen F, Koerkamp BG, Endo I, Pawlik TM.

J Surg Oncol. 2019 Aug;120(2):223-230. doi: 10.1002/jso.25480. Epub 2019 Apr 19.


Evaluation of the ACS NSQIP Surgical Risk Calculator in Elderly Patients Undergoing Hepatectomy for Hepatocellular Carcinoma.

Sahara K, Paredes AZ, Merath K, Tsilimigras DI, Bagante F, Ratti F, Marques HP, Soubrane O, Beal EW, Lam V, Poultsides GA, Popescu I, Alexandrescu S, Martel G, Aklile W, Guglielmi A, Hugh T, Aldrighetti L, Endo I, Pawlik TM.

J Gastrointest Surg. 2019 Apr 1. doi: 10.1007/s11605-019-04174-4. [Epub ahead of print]


Impact of body mass index on tumor recurrence among patients undergoing curative-intent resection of intrahepatic cholangiocarcinoma- a multi-institutional international analysis.

Merath K, Mehta R, Hyer JM, Bagante F, Sahara K, Alexandrescu S, Marques HP, Aldrighetti L, Maithel SK, Pulitano C, Weiss MJ, Bauer TW, Shen F, Poultsides GA, Soubrane O, Martel G, Koerkamp BG, Guglielmi A, Itaru E, Ejaz A, Pawlik TM.

Eur J Surg Oncol. 2019 Jun;45(6):1084-1091. doi: 10.1016/j.ejso.2019.03.004. Epub 2019 Mar 7.


Trends in the Incidence, Treatment and Outcomes of Patients with Intrahepatic Cholangiocarcinoma in the USA: Facility Type is Associated with Margin Status, Use of Lymphadenectomy and Overall Survival.

Wu L, Tsilimigras DI, Paredes AZ, Mehta R, Hyer JM, Merath K, Sahara K, Bagante F, Beal EW, Shen F, Pawlik TM.

World J Surg. 2019 Jul;43(7):1777-1787. doi: 10.1007/s00268-019-04966-4.


Acute iliac arterial thrombosis during laparoscopic abdominoperineal resection.

Sahara K, Ishibe A, Yabuno T, Kondo H, Nakayama G, Yasuda S, Nishida T, Watanabe J, Uranaka Y, Akiyama H, Sugita A, Endo I.

J Surg Case Rep. 2019 Feb 5;2019(2):rjz020. doi: 10.1093/jscr/rjz020. eCollection 2019 Feb.


Impact of Liver Cirrhosis on Perioperative Outcomes Among Elderly Patients Undergoing Hepatectomy: the Effect of Minimally Invasive Surgery.

Sahara K, Paredes AZ, Tsilimigras DI, Hyer JM, Merath K, Wu L, Mehta R, Beal EW, White S, Endo I, Pawlik TM.

J Gastrointest Surg. 2019 Feb 4. doi: 10.1007/s11605-019-04117-z. [Epub ahead of print]


Use of perioperative epidural analgesia among Medicare patients undergoing hepatic and pancreatic surgery.

Merath K, Hyer JM, Mehta R, Bagante F, Paredes A, Wu L, Sahara K, Dillhoff M, Cloyd J, Ejaz A, Tsung A, Pawlik TM.

HPB (Oxford). 2019 Feb 2. pii: S1365-182X(19)30011-5. doi: 10.1016/j.hpb.2018.12.008. [Epub ahead of print]


Feminizing Wolbachia endosymbiont disrupts maternal sex chromosome inheritance in a butterfly species.

Kageyama D, Ohno M, Sasaki T, Yoshido A, Konagaya T, Jouraku A, Kuwazaki S, Kanamori H, Katayose Y, Narita S, Miyata M, Riegler M, Sahara K.

Evol Lett. 2017 Oct 31;1(5):232-244. doi: 10.1002/evl3.28. eCollection 2017 Nov.


PAC1-PAC2 proteasome assembly chaperone retains the core α4-α7 assembly intermediates in the cytoplasm.

Wu W, Sahara K, Hirayama S, Zhao X, Watanabe A, Hamazaki J, Yashiroda H, Murata S.

Genes Cells. 2018 Oct;23(10):839-848. doi: 10.1111/gtc.12631. Epub 2018 Aug 22.


Unique sex determination system in the silkworm, Bombyx mori: current status and beyond.

Katsuma S, Kiuchi T, Kawamoto M, Fujimoto T, Sahara K.

Proc Jpn Acad Ser B Phys Biol Sci. 2018;94(5):205-216. doi: 10.2183/pjab.94.014. Review.


Unforeseen 1,2-Aryl Shift in Tetraarylpyrrolo[3,2- b]pyrroles Triggered by Oxidative Aromatic Coupling.

Krzeszewski M, Sahara K, Poronik YM, Kubo T, Gryko DT.

Org Lett. 2018 Mar 16;20(6):1517-1520. doi: 10.1021/acs.orglett.8b00223. Epub 2018 Mar 7.


Conservation and lineage-specific rearrangements in the GOBP/PBP gene complex of distantly related ditrysian Lepidoptera.

Yasukochi Y, Yang B, Fujimoto T, Sahara K, Matsuo T, Ishikawa Y.

PLoS One. 2018 Feb 9;13(2):e0192762. doi: 10.1371/journal.pone.0192762. eCollection 2018. Erratum in: PLoS One. 2018 May 10;13(5):e0197528.


Variation in nesting behavior of eight species of spider mites, Stigmaeopsis having sociality.

Saito Y, Zhang YX, Mori K, Ito K, Sato Y, Chittenden AR, Lin JZ, Chae Y, Sakagami T, Sahara K.

Naturwissenschaften. 2016 Oct;103(9-10):87. Epub 2016 Oct 1.


High-Efficiency Capture of Drug Resistant-Influenza Virus by Live Imaging of Sialidase Activity.

Kurebayashi Y, Takahashi T, Tamoto C, Sahara K, Otsubo T, Yokozawa T, Shibahara N, Wada H, Minami A, Ikeda K, Suzuki T.

PLoS One. 2016 May 27;11(5):e0156400. doi: 10.1371/journal.pone.0156400. eCollection 2016.


XX/XY System of Sex Determination in the Geophilomorph Centipede Strigamia maritima.

Green JE, Dalíková M, Sahara K, Marec F, Akam M.

PLoS One. 2016 Feb 26;11(2):e0150292. doi: 10.1371/journal.pone.0150292. eCollection 2016.


The fate of W chromosomes in hybrids between wild silkmoths, Samia cynthia ssp.: no role in sex determination and reproduction.

Yoshido A, Marec F, Sahara K.

Heredity (Edinb). 2016 May;116(5):424-33. doi: 10.1038/hdy.2015.110. Epub 2016 Jan 13.


A FISH-based chromosome map for the European corn borer yields insights into ancient chromosomal fusions in the silkworm.

Yasukochi Y, Ohno M, Shibata F, Jouraku A, Nakano R, Ishikawa Y, Sahara K.

Heredity (Edinb). 2016 Jan;116(1):75-83. doi: 10.1038/hdy.2015.72. Epub 2015 Aug 12.


Mapping and recombination analysis of two moth colour mutations, Black moth and Wild wing spot, in the silkworm Bombyx mori.

Ito K, Katsuma S, Kuwazaki S, Jouraku A, Fujimoto T, Sahara K, Yasukochi Y, Yamamoto K, Tabunoki H, Yokoyama T, Kadono-Okuda K, Shimada T.

Heredity (Edinb). 2016 Jan;116(1):52-9. doi: 10.1038/hdy.2015.69. Epub 2015 Jul 29.


Dynamic karyotype evolution and unique sex determination systems in Leptidea wood white butterflies.

Šíchová J, Voleníková A, Dincă V, Nguyen P, Vila R, Sahara K, Marec F.

BMC Evol Biol. 2015 May 19;15:89. doi: 10.1186/s12862-015-0375-4.


Idiopathic myointimal hyperplasia of mesenteric veins: Rare case of ischemic colitis mimicking inflammatory bowel disease.

Sahara K, Yamada R, Fujiwara T, Koizumi K, Horiguchi S, Hishima T, Yamaguchi T.

Dig Endosc. 2015 Nov;27(7):767-70. doi: 10.1111/den.12470. Epub 2015 Apr 22.


[A case of MALT lymphoma of the colon, stomach, and small intestine].

Sahara K, Tabata T, Arakawa T, Fujiwara T, Egashira H, Fujiwara J, Momma K, Hishima T, Koizumi K, Kamisawa T.

Nihon Shokakibyo Gakkai Zasshi. 2015 Feb;112(2):270-7. doi: 10.11405/nisshoshi.112.270. Japanese.


Assembly mechanisms of specialized core particles of the proteasome.

Bai M, Zhao X, Sahara K, Ohte Y, Hirano Y, Kaneko T, Yashiroda H, Murata S.

Biomolecules. 2014 Jul 16;4(3):662-77. doi: 10.3390/biom4030662.


[Multicenter surveillance of Pseudomonas aeruginosa strains for antimicrobials in Aichi prefecture in 2009].

Iguchi M, Mochizuki M, Yagi T, Ookawa H, Shimazaki Y, Ootsuka Y, Sato K, Shiota A, Wakiyama N, Nakamura A, Kidono M, Hara Y, Asai S, Kawashima M, Sakuragi K, Asahi J, Murase H, Nishio M, Miyaki Y, Funahashi K, Mouri T, Sugiura Y, Yamada T, Kondo K, Sahara K, Sugaki Y, Kawabata A, Itou Y, Yamamoto Y, Kinoshita K, Yamaguchi I, Sasano M, Inukai T, Matsui N, Kuramae H, Okugawa M, Kawai H, Shibata M, Inuzuka K, Yamada A, Koita I, Suematsu H, Sawamura H, Yamagishi Y, Mikamo H; Aichi Antibiogram Study Group.

Jpn J Antibiot. 2013 Aug;66(4):211-25. Japanese.


The mechanism for molecular assembly of the proteasome.

Sahara K, Kogleck L, Yashiroda H, Murata S.

Adv Biol Regul. 2014 Jan;54:51-8. doi: 10.1016/j.jbior.2013.09.010. Epub 2013 Oct 8. Review.


Involvement of Bag6 and the TRC pathway in proteasome assembly.

Akahane T, Sahara K, Yashiroda H, Tanaka K, Murata S.

Nat Commun. 2013;4:2234. doi: 10.1038/ncomms3234.


FISH identification of Helicoverpa armigera and Mamestra brassicae chromosomes by BAC and fosmid probes.

Sahara K, Yoshido A, Shibata F, Fujikawa-Kojima N, Okabe T, Tanaka-Okuyama M, Yasukochi Y.

Insect Biochem Mol Biol. 2013 Aug;43(8):644-53. doi: 10.1016/j.ibmb.2013.04.003. Epub 2013 Apr 28. Erratum in: Insect Biochem Mol Biol. 2015 Nov;66:145-6.


Neo-sex chromosomes and adaptive potential in tortricid pests.

Nguyen P, Sýkorová M, Šíchová J, Kůta V, Dalíková M, Čapková Frydrychová R, Neven LG, Sahara K, Marec F.

Proc Natl Acad Sci U S A. 2013 Apr 23;110(17):6931-6. doi: 10.1073/pnas.1220372110. Epub 2013 Apr 8.


Rapid turnover of the W chromosome in geographical populations of wild silkmoths, Samia cynthia ssp.

Yoshido A, Síchová J, Kubíčková S, Marec F, Sahara K.

Chromosome Res. 2013 Apr;21(2):149-64. doi: 10.1007/s10577-013-9344-1. Epub 2013 Mar 21.


EST sequencing and fosmid library construction in a non-model moth, Mamestra brassicae, for comparative mapping.

Kamimura M, Tateishi K, Tanaka-Okuyama M, Okabe T, Shibata F, Sahara K, Yasukochi Y.

Genome. 2012 Nov;55(11):775-81. doi: 10.1139/g2012-063. Epub 2012 Oct 29.


Phenotypic grouping of 141 BmNPVs lacking viral gene sequences.

Ono C, Kamagata T, Taka H, Sahara K, Asano S, Bando H.

Virus Res. 2012 May;165(2):197-206. doi: 10.1016/j.virusres.2012.02.016. Epub 2012 Mar 6.


Sex chromosome evolution in moths and butterflies.

Sahara K, Yoshido A, Traut W.

Chromosome Res. 2012 Jan;20(1):83-94. doi: 10.1007/s10577-011-9262-z.


Sex-linked pheromone receptor genes of the European corn borer, Ostrinia nubilalis, are in tandem arrays.

Yasukochi Y, Miura N, Nakano R, Sahara K, Ishikawa Y.

PLoS One. 2011 Apr 22;6(4):e18843. doi: 10.1371/journal.pone.0018843.

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