Asgeir Johannessen
- Researcher; MD, PhD
Publications 2024
A prospective, multicenter study of hepatitis B birth-dose vaccine with or without hepatitis B immunoglobulin in preventing mother-to-child transmission of hepatitis B virus in Ethiopia
Vaccine, 42 (26), 126461 (in press)
DOI 10.1016/j.vaccine.2024.126461, PubMed 39426287
Chronic hepatitis B virus infection in Eastern Ethiopia: Clinical characteristics and determinants of cirrhosis
World J Hepatol, 16 (7), 995-1008
DOI 10.4254/wjh.v16.i7.995, PubMed 39086536
[Not Available]
Tidsskr Nor Laegeforen, 144 (9)
DOI 10.4045/tidsskr.24.0365, PubMed 39166991
Clinical trial: An open-label, randomised trial of different re-start strategies after treatment withdrawal in HBeAg negative chronic hepatitis B
Aliment Pharmacol Ther, 60 (4), 434-445
DOI 10.1111/apt.18147, PubMed 38970293
Letter: Should HBV Therapy Be Stopped Based on HBsAg Level Alone? Authors' Reply
Aliment Pharmacol Ther (in press)
DOI 10.1111/apt.18439, PubMed 39651841
Development and evaluation of a simple treatment eligibility score (HEPSANET) to decentralise hepatitis B care in Africa: a cross-sectional study
Lancet Gastroenterol Hepatol, 9 (4), 323-332
DOI 10.1016/S2468-1253(23)00449-1, PubMed 38367633
The HEPSANET score to assess treatment eligibility of chronic hepatitis B in Africa - Authors' reply
Lancet Gastroenterol Hepatol, 9 (7), 589-590
DOI 10.1016/S2468-1253(24)00123-7, PubMed 38870961
Publications 2023
Five-year results of a treatment program for chronic hepatitis B in Ethiopia
BMC Med, 21 (1), 373
DOI 10.1186/s12916-023-03082-4, PubMed 37775742
Treatment cessation in HBeAg-negative chronic hepatitis B: clinical response is associated with increase in specific proinflammatory cytokines
Sci Rep, 13 (1), 22590
DOI 10.1038/s41598-023-50216-y, PubMed 38114718
Informing a target product profile for rapid tests to identify HBV-infected pregnant women with high viral loads: a discrete choice experiment with African healthcare workers
BMC Med, 21 (1), 243
DOI 10.1186/s12916-023-02939-y, PubMed 37403107
Is it time for a paradigm shift in treatment guidelines for chronic hepatitis B?
Lancet Gastroenterol Hepatol, 8 (9), 784
DOI 10.1016/S2468-1253(23)00236-4, PubMed 37517416
Systematic review and individual-patient-data meta-analysis of non-invasive fibrosis markers for chronic hepatitis B in Africa
Nat Commun, 14 (1), 45
DOI 10.1038/s41467-022-35729-w, PubMed 36596805
Hepatitis B in Africa Collaborative Network: cohort profile and analysis of baseline data
Epidemiol Infect, 151, e65
DOI 10.1017/S095026882300050X, PubMed 37009881
A new approach to prevent, diagnose, and treat hepatitis B in Africa
BMC Glob Public Health, 1 (1), 24
DOI 10.1186/s44263-023-00026-1, PubMed 38798823
Efficacy and safety of baricitinib in hospitalized adults with severe or critical COVID-19 (Bari-SolidAct): a randomised, double-blind, placebo-controlled phase 3 trial
Crit Care, 27 (1), 9
DOI 10.1186/s13054-022-04205-8, PubMed 36627655
Renal Safety of Long-term Tenofovir Disoproxil Fumarate Treatment in Patients With Chronic Hepatitis B
Open Forum Infect Dis, 10 (8), ofad404
DOI 10.1093/ofid/ofad404, PubMed 37614515
Publications 2022
New WHO hepatitis B treatment guidelines: look to Ethiopia
Lancet Glob Health, 10 (12), e1711-e1712
DOI 10.1016/S2214-109X(22)00420-X, PubMed 36400081
Respiratory dysfunction three months after severe COVID-19 is associated with gut microbiota alterations
J Intern Med, 291 (6), 801-812
DOI 10.1111/joim.13458, PubMed 35212063
Publications 2021
Evaluation of the Effects of Remdesivir and Hydroxychloroquine on Viral Clearance in COVID-19 : A Randomized Trial
Ann Intern Med, 174 (9), 1261-1269
DOI 10.7326/M21-0653, PubMed 34251903
Mother-to-Child Transmission of Hepatitis B Virus in Ethiopia
Vaccines (Basel), 9 (5)
DOI 10.3390/vaccines9050430, PubMed 33925930
Neutrophil count predicts clinical outcome in hospitalized COVID-19 patients: Results from the NOR-Solidarity trial
J Intern Med, 291 (2), 241-243
DOI 10.1111/joim.13377, PubMed 34411368
Persistent pulmonary pathology after COVID-19 is associated with high viral load, weak antibody response, and high levels of matrix metalloproteinase-9
Sci Rep, 11 (1), 23205
DOI 10.1038/s41598-021-02547-x, PubMed 34853380
Publications 2020
Assessment of Noninvasive Markers of Liver Fibrosis in Patients With Chronic Hepatitis C in Ethiopia
Clin Liver Dis (Hoboken), 16 (4), 168-172
DOI 10.1002/cld.1040, PubMed 33163170
Field performance of HBsAg rapid diagnostic tests in rural Ethiopia
J Virol Methods, 289, 114061
DOI 10.1016/j.jviromet.2020.114061, PubMed 33388369
Validity of a point-of-care viral load test for hepatitis B in a low-income setting
J Virol Methods, 289, 114057
DOI 10.1016/j.jviromet.2020.114057, PubMed 33359613
Publications 2019
The WHO guidelines for chronic hepatitis B fail to detect half of the patients in need of treatment in Ethiopia
J Hepatol, 70 (6), 1065-1071
DOI 10.1016/j.jhep.2019.01.037, PubMed 30929749
Is the Intake of Antioxidants Associated With Risk of Coronary Artery Disease? A Jordanian Case-Control Study
Top. Clin. Nutr., 34 (4), 259-268
DOI 10.1097/TIN.0000000000000185
Predictors of mortality in patients under treatment for chronic hepatitis B in Ethiopia: a prospective cohort study
BMC Gastroenterol, 19 (1), 74
DOI 10.1186/s12876-019-0993-1, PubMed 31092203
A novel score to select patients for treatment in chronic hepatitis B: Results from a large Ethiopian cohort
J Hepatol, 71 (4), 840-841
DOI 10.1016/j.jhep.2019.04.006, PubMed 31383377
Khat-related liver disease in sub-Saharan Africa: neglected, yet important
Lancet Glob Health, 7 (3), e310
DOI 10.1016/S2214-109X(18)30527-8, PubMed 30784630
Publications 2018
Elevated fasting blood glucose, but not obesity, is associated with coronary artery disease in patients undergoing elective coronary angiography in a referral hospital in Jordan
Ann Saudi Med, 38 (2), 111-117
DOI 10.5144/0256-4947.2018.111, PubMed 29620544
Are Risk Factors for Coronary Artery Disease Different in Persons With and Without Obesity?
Metab Syndr Relat Disord, 16 (8), 440-445
DOI 10.1089/met.2017.0152, PubMed 30088947
Treatment of chronic hepatitis B in sub-Saharan Africa: 1-year results of a pilot program in Ethiopia
BMC Med, 16 (1), 234
DOI 10.1186/s12916-018-1229-x, PubMed 30554571
High Seroprevalence of Autoantibodies Typical of Autoimmune Liver Disease in Eastern Ethiopia: Is Chewing of Khat (Catha edulis) a Triggering Factor?
Can J Gastroenterol Hepatol, 2018, 4980597
DOI 10.1155/2018/4980597, PubMed 30675469
Unexplained chronic liver disease in Ethiopia: a cross-sectional study
BMC Gastroenterol, 18 (1), 27
DOI 10.1186/s12876-018-0755-5, PubMed 29439653
Khat chewing increases the risk for developing chronic liver disease: A hospital-based case-control study
Hepatology, 68 (1), 248-257
DOI 10.1002/hep.29809, PubMed 29369368
Publications 2017
Early experiences from one of the first treatment programs for chronic hepatitis B in sub-Saharan Africa
BMC Infect Dis, 17 (1), 438
DOI 10.1186/s12879-017-2549-8, PubMed 28629395
Hepatitis delta virus infection in a large cohort of chronic hepatitis B patients in Ethiopia
Liver Int, 38 (6), 1000-1009
DOI 10.1111/liv.13607, PubMed 28980394
Diabetes Risk Score in a Young Student Population in Jordan: A Cross-Sectional Study
J Diabetes Res, 2017, 8290710
DOI 10.1155/2017/8290710, PubMed 28540309
Risk factors for coronary artery disease in patients undergoing elective coronary angiography in Jordan
BMC Cardiovasc Disord, 17 (1), 183
DOI 10.1186/s12872-017-0620-4, PubMed 28693430
Are non-invasive fibrosis markers for chronic hepatitis B reliable in sub-Saharan Africa?
Liver Int, 37 (10), 1461-1467
DOI 10.1111/liv.13393, PubMed 28222249
Response to Non-invasive fibrosis markers for chronic hepatitis B in sub-Saharan Africa
Liver Int, 37 (11), 1739
DOI 10.1111/liv.13425, PubMed 29065255
Publications 2016
Dry Blood Spots a Reliable Method for Measurement of Hepatitis B Viral Load in Resource-Limited Settings
PLoS One, 11 (11), e0166201
DOI 10.1371/journal.pone.0166201, PubMed 27820845
Publications 2015
Is aspartate aminotransferase-to-platelet ratio index a reliable tool in human immunodeficiency virus patients in Africa?
Liver Int, 35 (8), 2059
DOI 10.1111/liv.12793, PubMed 25646656
Publications 2014
Antiretroviral treatment failure predicts mortality in rural Tanzania
Int J STD AIDS, 26 (9), 633-9
DOI 10.1177/0956462414548460, PubMed 25122578
HIV-1 drug mutations in children from northern Tanzania
J Antimicrob Chemother, 69 (7), 1928-32
DOI 10.1093/jac/dku087, PubMed 24729604
Publications 2012
Cytomegalovirus viremia in dried blood spots is associated with an increased risk of death in HIV-infected patients: a cohort study from rural Tanzania
Int J Infect Dis, 16 (12), e879-85
DOI 10.1016/j.ijid.2012.08.003, PubMed 23031419
Publications 2011
Are men the losers of the antiretroviral treatment scale-up?
AIDS, 25 (9), 1225-6
DOI 10.1097/QAD.0b013e32834403b8, PubMed 21593620
Drug resistance is widespread among children who receive long-term antiretroviral treatment at a rural Tanzanian hospital-author's response
J. Antimicrob. Chemother., 66 (4), 957-958
DOI 10.1093/jac/dkr042
Antiretroviral treatment of HIV/AIDS in rural Tanzania: long-term outcome and simplified monitoring tools
In Series of dissertations submitted to the Faculty of Medicine, University of Oslo, Unipub, Oslo, no. 1123, 1 b. (flere pag.)
BIBSYS 11289786x, ISBN 978-82-8264-128-9
Antiretroviral treatment reverses HIV-associated anemia in rural Tanzania
BMC Infect Dis, 11, 190
DOI 10.1186/1471-2334-11-190, PubMed 21745396
Publications 2010
Drug resistance is widespread among children who receive long-term antiretroviral treatment at a rural Tanzanian hospital
J Antimicrob Chemother, 65 (9), 1996-2000
DOI 10.1093/jac/dkq234, PubMed 20576637
Quantification of HIV-1 RNA on dried blood spots
AIDS, 24 (3), 475-6
DOI 10.1097/QAD.0b013e3283365383, PubMed 20087079
Dried blood spots in HIV monitoring: applications in resource-limited settings
Bioanalysis, 2 (11), 1893-908
DOI 10.4155/bio.10.120, PubMed 21083497
HIV-1 drug resistance testing from dried blood spots collected in rural Tanzania using the ViroSeq HIV-1 Genotyping System
J Antimicrob Chemother, 66 (2), 260-4
DOI 10.1093/jac/dkq433, PubMed 21115444
HIV type-1 drug resistance testing on dried blood spots is feasible and reliable in patients who fail antiretroviral therapy in rural Tanzania
Antivir Ther, 15 (7), 1003-9
DOI 10.3851/IMP1660, PubMed 21041915
[The battle against HIV can be won, but there is not enough money!]
Tidsskr Nor Laegeforen, 130 (16), 1599-600
DOI 10.4045/tidsskr.10.0705, PubMed 20805855
[A step in the right direction]
Tidsskr Nor Laegeforen, 130 (22), 2223
DOI 10.4045/tidsskr.10.1100, PubMed 21109841
Publications 2009
Dried blood spots perform well in viral load monitoring of patients who receive antiretroviral treatment in rural Tanzania
Clin Infect Dis, 49 (6), 976-81
DOI 10.1086/605502, PubMed 19663598
Virological efficacy and emergence of drug resistance in adults on antiretroviral treatment in rural Tanzania
BMC Infect Dis, 9, 108
DOI 10.1186/1471-2334-9-108, PubMed 19583845
Dried blood spots can expand access to virological monitoring of HIV treatment in resource-limited settings
J Antimicrob Chemother, 64 (6), 1126-9
DOI 10.1093/jac/dkp353, PubMed 19776036
Publications 2008
Predictors of mortality in HIV-infected patients starting antiretroviral therapy in a rural hospital in Tanzania
BMC Infect Dis, 8, 52
DOI 10.1186/1471-2334-8-52, PubMed 18430196
Publications 2006
[Buruli ulcer emerging from obscurity]
Tidsskr Nor Laegeforen, 126 (16), 2148
PubMed 16967521