[1] JENG W J,PAPATHEODORIDIS G V,LOK A S F. Hepatitis B[J]. Lancet,2023,401(10381):1039-1052. [2] HSU Y C,NGUYEN M H.Curing chronic hepatitis B virus infection[J]. Lancet Infect Dis,2023,23(4):392-393. [3] HSU Y C,HUANG D Q,NGUYEN M H.Global burden of hepatitis B virus:current status,missed opportunities and a call for action[J]. Nat Rev Gastroenterol Hepatol, 2023,20(8):524-537. [4] DUSHEIKO G,AGARWAL K,MAINI M K.New approaches to chronic hepatitis B[J]. N Engl J Med, 2023,388(1):55-69. [5] SAITTA C,POLLICINO T,RAIMONDO G.Occult hepatitis B virus infection:an update[J]. Viruses,2022, 14(7):1504. [6] DE ALMEIDA N A A,DE PAULA V S. Occult Hepatitis B virus (HBV) infection and challenges for hepatitis elimination:a literature review[J]. J Appl Microbiol, 2022,132(3):1616-1635. [7] WU T,KWOK R M,TRAN T T.Isolated anti-HBc:the relevance of hepatitis B core antibody-a review of new issues[J]. Am J Gastroenterol,2017,112(12):1780-1788. [8] SARAVANAN S,SHANKAR E M,VIGNESH R,et al.Occult hepatitis B virus infection and current perspectives on global WHO 2030 eradication[J]. J Viral Hepat,2024,31(7):423-431. [9] FU M X,SIMMONDS P,ANDERSSON M,et al.Biomarkers of transfusion transmitted occult hepatitis B virus infection:Where are we and what next?[J]. Rev Med Virol,2024,34(2):e2525. [10] HE P,ZHANG P X,FANG Y P,et al.The role of HBV cccDNA in occult hepatitis B virus infection[J]. Mol Cell Biochem,2023,478(10):2297-2307. [11] BUCIO-ORTIZ L,ENRIQUEZ-NAVARRO K,MALDONADO-RODRÍGUEZ A,et al. Occult hepatitis B virus infection in hepatic diseases and its significance for the WHO's elimination plan of viral hepatitis[J]. Pathogens,2024,13(8):662. [12] NASSAL M.HBV cccDNA:viral persistence reservoir and key obstacle for a cure of chronic hepatitis B[J].Gut,2015,64(12):1972-1984. [13] ZOULIM F,TESTONI B.Eliminating cccDNA to cure hepatitis B virus infection[J]. J Hepatol, 2023,78(4):677-680. [14] WEI L,PLOSS A.Mechanism of hepatitis B virus cccDNA formation[J]. Viruses,2021,13(8):1463. [15] DANDRI M,PETERSEN J. cccDNA maintenance in chronic hepatitis B-targeting the matrix of viral replication[J]. Infect Drug Resist,2020,13:3873-3886. [16] XIA Y C,GUO H T.Hepatitis B virus cccDNA:Formation,regulation and therapeutic potential[J]. Antiviral Res,2020,180:104824. [17] DANDRI M,MURRAY J M,LUTGEHETMANN M, et al.Virion half-life in chronic hepatitis B infection is strongly correlated with levels of viremia[J]. Hepatology, 2008,48(4):1079-1086. [18] NOWAK M A,BONHOEFFER S,HILL A M,et al.Viral dynamics in hepatitis B virus infection[J]. Proc Natl Acad Sci USA,1996,93(9):4398-4402. [19] TSUKUDA S,WATASHI K.Hepatitis B virus biology and life cycle[J]. Antiviral Res,2020,182:104925. [20] LUCIFORA J,PROTZER U.Attacking hepatitis B virus cccDNA—The holy grail to hepatitis B cure[J]. J Hepatol,2016,64(1 Suppl):S41-S48. [21] TESTONI B,SCHOLTÈS C,PLISSONNIER M L,et al. Quantification of circulating HBV RNA expressed from intrahepatic cccDNA in untreated and NUC treated patients with chronic hepatitis B[J]. Gut,2024,73(4):659-667. [22] BLÄCKBERG J,KIDD-LJUNGGREN K. Occult hepatitis B virus after acute self-limited infection persisting for 30 years without sequence variation[J]. J Hepatol,2000,33(6):992-997. [23] JIANG X Y,CHANG L,YAN Y,et al.Role of S protein transmembrane domain mutations in the development of occult hepatitis B virus infection[J]. Emerg Microbes Infect,2022,11(1):2184-2196. [24] YAN Y,SUN H Z,CHANG L,et al.Circulating immune complexes and mutations of HBsAg are associated with the undetectable HBsAg in anti-HBs and HBeAg positive occult hepatitis B virus infection[J]. Front Microbiol,2022,13:1063616. [25] IM Y R,JAGDISH R,LEITH D,et al.Prevalence of occult hepatitis B virus infection in adults:a systematic review and meta-analysis[J]. Lancet Gastroenterol Hepatol,2022,7(10):932-942. [26] WANG C W,XUE R R,WANG X R,et al.High-sensitivity HBV DNA test for the diagnosis of occult HBV infection:commonly used but not reliable[J]. Front Cell Infect Microbiol,2023,13:1186877. [27] CAI J Y,WU W M,WU J L,et al.Prevalence and clinical characteristics of hepatitis B surface antigen-negative/hepatitis B core antibody-positive patients with detectable serum hepatitis B virus DNA[J]. Ann Transl Med,2022,10(1):25. [28] ALLAIN J P,OWUSU-OFORI S,YE X L,et al.Hepatitis B virus chronic infection in blood donors from Asian and African high or medium prevalence areas:comparison according to sex[J]. Viruses,2022,14(4):673. [29] DE ALMEIDA PONDÉ R A. Dynamic profile of the HBeAg-anti-HBe system in acute and chronic hepatitis B virus infection:a clinical-laboratory approach[J]. Mol Biol Rep,2021,48(1):843-854. [30] CANDOTTI D,ASSENNATO S M,LAPERCHE S, et al.Multiple HBV transfusion transmissions from undetected occult infections:revising the minimal infectious dose[J]. Gut,2019,68(2):313-321. [31] MOROZOV S,BATSKIKH S.Reactivation of hepatitis B virus infection—an important aspect of multifaceted problem[J]. World J Gastroenterol, 2024,30(26):3193-3197. [32] WONG D K,CHENG S C Y,MAK L L,et al. Among patients with undetectable hepatitis B surface antigen and hepatocellular carcinoma,a high proportion has integration of HBV DNA into hepatocyte DNA and No cirrhosis[J]. Clin Gastroenterol Hepatol, 2020, 18(2):449-456. [33] THEOFILOPOULOS A N,KONO D H,BACCALA R.The multiple pathways to autoimmunity[J]. Nat Immunol,2017,18(7):716-724. [34] LIU S,ZHOU B,VALDES J D,et al.Serum hepatitis B virus RNA:a new potential biomarker for chronic hepatitis B virus infection[J]. Hepatology, 2019,69(4):1816-1827. [35] RAIMONDO G,LOCARNINI S,POLLICINO T,et al.Update of the statements on biology and clinical impact of occult hepatitis B virus infection[J]. J Hepatol, 2019,71(2):397-408. [36] CAPPY P,BOIZEAU L,CANDOTTI D,et al.Insights on 21 years of HBV surveillance in blood donors in France[J]. Viruses,2022,14(11):2507. [37] ATHALYE S,PATIL A,KHARGEKAR N,et al.Efficacy of combined HBsAg,anti-HBc and anti-HBs screening in minimizing transfusion transmission risk of hepatitis B infection in low resource setting[J]. Heliyon,2024, 10(3):e25805. [38] ORGANIZATION W H.The 2016 global status report on blood safety and availability[J] , 2017. [39] DENG X L,ZANG L,WANG X M,et al.Follow-up program for blood donors with unconfirmed screening results reveals a high false-positive rate in Dalian, China[J]. Transfusion,2020,60(2):334-342. [40] LI L,LI K Y,YAN K,et al.The history and challenges of blood donor screening in China[J]. Transfus Med Rev, 2017,31(2):89-93. [41] WANG M,XU R,HUANG J T,et al.Molecular characteristics of the full-length genome of occult hepatitis B virus from blood donors in China[J]. Sci Rep,2022,12(1):8194. [42] TANG X,YANG L,ZHANG P L,et al.Occult hepatitis B virus infection and liver fibrosis in Chinese patients[J]. J Infect Dis,2023,228(10):1375-1384. [43] KLEIN D.Quantification using real-time PCR technology:applications and limitations[J]. Trends Mol Med,2002,8(6):257-260. [44] HUANG H X,WANG J,LI W J,et al. Serum HBV DNA plus RNA shows superiority in reflecting the activity of intrahepatic cccDNA in treatment-naïve HBV-infected individuals[J]. J Clin Virol,2018,99/100:71-78. [45] FU M X,SIMMONDS P,ANDREANI J,et al.Ultrasensitive PCR system for HBV DNA detection: risk stratification for occult hepatitis B virus infection in English blood donors[J]. J Med Virol, 2023,95(10): e29144. [46] CHEN J F,MA Z L,WU D D,et al.Evaluating the cost-effectiveness of low-level HBV DNA screening in occult hepatitis B infection donors:a study from Shandong Blood Center,China[J]. Heliyon,2023,9(8):e18609. [47] YE X L,LIU L H,CHEN L N,et al.High-frequency notable HBV mutations identified in blood donors with occult hepatitis B infection from Heyuan City of Southern China[J]. Front Immunol,2022,13:754383. [48] BERTINELLI G,TIZZANI L,LUIGI M,et al.Development and validation of one-step reverse transcription-droplet digital PCR for plum pox virus detection and quantification from plant purified RNA and crude extract[J]. Plants (Basel),2024,13(23):3276. [49] WU J J,WANG M X,KALVAPALLE P,et al.Multiplexed detection,partitioning,and persistence of wild-type and vaccine strains of measles,mumps,and rubella viruses in wastewater[J]. Environ Sci Technol, 2024,58(50):21930-21941. [50] RAMACHANDRAN S,GROVES J A,XIA G L,et al.Recent and occult hepatitis B virus infections among blood donors in the United States[J]. Transfusion, 2019,59(2):601-611. [51] DENG X L,ZANG L,CANDOTTI D.Re-entry evaluation of Chinese blood donors with unconfirmed hepatitis B screening results[J]. Viruses,2022,14(11):2545. [52] ZAAIJER H L.Prevention of transfusion-transmitted infections:dilemmas[J]. Front Med (Lausanne), 2017, 4:221. [53] NIAZI S K,BHATTI F A,SALAMAT N,et al.Impact of nucleic acid amplification test on screening of blood donors in Northern Pakistan[J]. Transfusion, 2015,55(7):1803-1811. [54] OLUYINKA O O,TONG H V,BUI TIEN S,et al.Occult hepatitis B virus infection in Nigerian blood donors and hepatitis B virus transmission risks[J]. PLoS One, 2015,10(7):e0131912. [55] GRABARCZYK P,KOPACZ A,SULKOWSKA E, et al. Blood donors screening for blood born viruses in Poland[J]. Przegl Epidemiol, 2015,69(3):473-477,591-595. [56] PISANO M B,BLANCO S,CARRIZO H,et al.Hepatitis B virus infection in blood donors in Argentina:prevalence of infection,genotype distribution and frequency of occult HBV infection[J]. Arch Virol,2016,161(10):2813-2817. [57] KEECHILOT C S,SHENOY V,KUMAR A,et al.Detection of occult hepatitis B and window period infection among blood donors by individual donation nucleic acid testing in a tertiary care center in South India[J]. Pathog Glob Health,2016,110(7/8):287-291. [58] MARDIAN Y,YANO Y,WASITYASTUTI W,et al.Genetic polymorphisms of HLA-DP and isolated anti-HBc are important subsets of occult hepatitis B infection in Indonesian blood donors:a case-control study[J]. Virol J,2017,14(1):201. [59] ATHIRA K P,VANATHY K,KULKARNI R,et al.The prevalence of occult hepatitis B infection among the blood donors in a tertiary care hospital, Puducherry[J]. Indian J Med Microbiol, 2018,36(3): 426-428. [60] DODD R Y,NGUYEN M L,KRYSZTOF D E,et al.Blood donor testing for hepatitis B virus in the United States:is there a case for continuation of hepatitis B surface antigen detection?[J]. Transfusion, 2018,58(9):2166-2170. [61] ALZAHRANI F M,Muzaheed,SHAIKH S S,et al. Prevalence of hepatitis B virus (HBV) among blood donors in eastern Saudi Arabia:results from a five-year retrospective study of HBV seromarkers[J]. Ann Lab Med,2019,39(1):81-85. [62] ZBINDEN A,RIES J,REDLI P M,et al.Prevalence of occult hepatitis B virus infection in blood donors with negative ID-NAT in Switzerland[J]. Transfus Med Hemother,2022,49(6):338-345. [63] O’BRIEN S F,REEDMAN C N,OSIOWY C,et al. Hepatitis B blood donor screening data:an under-recognized resource for Canadian public health surveillance[J]. Viruses,2023,15(2):409. [64] 周姗,杜鹏,郑欣,等. 2010年至2012年深圳地区献血者隐匿性乙型肝炎病毒感染的分子病毒学特征[J]. 中华传染病杂志,2015,33(3):150-153. [65] LIN H,CHEN X,ZHU S W,et al.Prevalence of occult hepatitis C virus infection among blood donors in Jiangsu,China[J]. Intervirology,2016,59(4):204-210. [66] LIU C,CHANG L,JI H M,et al.Prevalence of HBV DNA among 20 million seronegative blood donations in China from 2010 to 2015[J]. Sci Rep,2016,6:36464. [67] LIAO H,LIU Y,CHEN J H,et al.Characterization of hepatitis B virus (HBV) preS/S gene mutations in blood donors with occult HBV infection in the Baoji area of North China[J]. Transfusion,2017,57(3pt2):857-866. [68] YE X L,LI T,XU X X,et al.Characterisation and follow-up study of occult hepatitis B virus infection in anti-HBc-positive qualified blood donors in Southern China[J]. Blood Transfus,2017,15(1):6-12. [69] LIN H,ZHAO H,TANG X Y,et al.Serological patterns and molecular characterization of occult hepatitis B virus infection among blood donors[J]. Hepat Mon, 2016,16(10):e40492. [70] TANG X,ALLAIN J P,WANG H,et al.Incidence of hepatitis B virus infection in young Chinese blood donors born after mandatory implementation of neonatal hepatitis B vaccination nationwide[J]. J Viral Hepat,2018,25(9):1008-1016. [71] YE X L,LI T,SHAO W,et al.Nearly half of Ultrio plus NAT non-discriminated reactive blood donors were identified as occult HBV infection in South China[J]. BMC Infect Dis,2019,19(1):574. [72] DENG X L,LIU D,DELCOURT M P,et al.No hepatitis delta virus seropositivity among blood donors with overt and occult hepatitis B infection in Dalian,Liaoning Province, China[J]. Viruses,2023,15(7):1509. [73] WANG R,XUE X N,XIAO Y,et al.The prevalence of occult hepatitis B infection among the blood donors in a donation center in Beijing[J]. Diagn Microbiol Infect Dis,2024,109(2):116240. [74] MO Y P,JIN F,LI D L,et al.Prevalence and molecular characteristics of occult hepatitis B virus infection among blood donors in Huzhou City,Eastern China[J]. Gene,2024,927:148718. |