Janet P Hapgood

ResearcherID ORCID

Publication Activity (10 Years)

Years Active: 2018-2024
Publications (10 Years): 10

Top Venues

PloS one

American journal of reproductive immunology (New York, N.Y. : 1989)

University of Cape Town Faculty of Science

University of Cape Town (PHD)

This page only lists publications with an associated author ORCID identifier.

Affiliation History

University of Cape Town Faculty of Science Jan 01 2017

South Africa

Head of Department :: Molecular and Cell Biology

University of Cape Town Faculty of Science Feb 01 2007

South Africa

Professor :: Molecular and Cell Biology

Stellenbosch University Faculty of Science May 01 2004 - Jan 31 2007

South Africa

Professor :: Biochemistry

Stellenbosch University Faculty of Science Jul 01 1996 - Apr 30 2004

South Africa

Associate Professor :: Biochemistry

University of Cape Town Department of Medicine Oct 01 1993 - Jun 30 1996

South Africa

Chief Research Officer in Regulatory Peptides Unit

University of Cape Town Faculty of Science Sep 01 1988 - Sep 30 1993

South Africa

Chief Research Officer :: Biochemistry

Education History

University of Cape Town

South Africa

PHD :: Biochemistry

University of Cape Town

South Africa

BSC :: Chemistry

University of Cape Town

South Africa

BSC :: Chemistry & Biochemistry

Publications

Chanel Avenant, Mandisa Singata-Madliki, Alexis J Bick, Donita Africander, Yusentha Balakrishna, Karl-Heinz Storbeck, Johnson M Moliki, Sigcinile Dlamini, Salndave Skosana, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, George J Hofmeyr, Janet P Hapgood
The injectable contraceptives depot medroxyprogesterone acetate and norethisterone enanthate substantially and differentially decrease testosterone and sex hormone binding globulin levels: A secondary study from the WHICH randomized clinical trial. PloS one 19 (8) (2024)
Chanel Avenant, Mandisa Singata-Madliki, Alexis J Bick, Donita Africander, Yusentha Balakrishna, Karl-Heinz Storbeck, Johnson M Moliki, Sigcinile Dlamini, Salndave Skosana, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, George J Hofmeyr, Janet P Hapgood
The injectable contraceptives depot medroxyprogesterone acetate and norethisterone enanthate substantially and differentially decrease testosterone and sex hormone binding globulin levels: A secondary study from the WHICH randomized clinical trial. PloS one 19 (8) (2024)
Chanel Avenant, Mandisa Singata-Madliki, Alexis J Bick, Donita Africander, Yusentha Balakrishna, Karl-Heinz Storbeck, Johnson M Moliki, Sigcinile Dlamini, Salndave Skosana, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, George J Hofmeyr, Janet P Hapgood
The injectable contraceptives depot medroxyprogesterone acetate and norethisterone enanthate substantially and differentially decrease testosterone and sex hormone binding globulin levels: A secondary study from the WHICH randomized clinical trial. PloS one 19 (8) (2024)
Chanel Avenant, Mandisa Singata-Madliki, Alexis J Bick, Donita Africander, Yusentha Balakrishna, Karl-Heinz Storbeck, Johnson M Moliki, Sigcinile Dlamini, Salndave Skosana, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, George J Hofmeyr, Janet P Hapgood
The injectable contraceptives depot medroxyprogesterone acetate and norethisterone enanthate substantially and differentially decrease testosterone and sex hormone binding globulin levels: A secondary study from the WHICH randomized clinical trial. PloS one 19 (8) (2024)
Chanel Avenant, Alexis J Bick, Salndave B Skosana, Sigcinile Dlamini, Yusentha Balakrishna, Johnson Mosoko Moliki, Mandisa Singata-Madliki, G Justus Hofmeyr, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, Pai-Lien Chen, Karl-Heinz Storbeck, Donita Africander, Janet P Hapgood
Misreporting contraceptive use and the association of peak study progestin levels with weight and BMI among women randomized to the progestin-only injectable contraceptives DMPA-IM and NET-EN. PloS one 18 (12) (2023)
Chanel Avenant, Alexis J Bick, Salndave B Skosana, Sigcinile Dlamini, Yusentha Balakrishna, Johnson Mosoko Moliki, Mandisa Singata-Madliki, G Justus Hofmeyr, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, Pai-Lien Chen, Karl-Heinz Storbeck, Donita Africander, Janet P Hapgood
Misreporting contraceptive use and the association of peak study progestin levels with weight and BMI among women randomized to the progestin-only injectable contraceptives DMPA-IM and NET-EN. PloS one 18 (12) (2023)
Chanel Avenant, Alexis J Bick, Salndave B Skosana, Sigcinile Dlamini, Yusentha Balakrishna, Johnson Mosoko Moliki, Mandisa Singata-Madliki, G Justus Hofmeyr, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, Pai-Lien Chen, Karl-Heinz Storbeck, Donita Africander, Janet P Hapgood
Misreporting contraceptive use and the association of peak study progestin levels with weight and BMI among women randomized to the progestin-only injectable contraceptives DMPA-IM and NET-EN. PloS one 18 (12) (2023)
Chanel Avenant, Alexis J Bick, Salndave B Skosana, Sigcinile Dlamini, Yusentha Balakrishna, Johnson Mosoko Moliki, Mandisa Singata-Madliki, G Justus Hofmeyr, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, Pai-Lien Chen, Karl-Heinz Storbeck, Donita Africander, Janet P Hapgood
Misreporting contraceptive use and the association of peak study progestin levels with weight and BMI among women randomized to the progestin-only injectable contraceptives DMPA-IM and NET-EN. PloS one 18 (12) (2023)
Alexis J Bick, Chanel Avenant, Michele Tomasicchio, Zephne Margeret van der Spuy, Janet P Hapgood
Increased HIV-1 infection in PBMCs treated in vitro with menstrual cycle phase hormones or medroxyprogesterone acetate likely occurs via different mechanisms. American journal of reproductive immunology (New York, N.Y. : 1989) 88 (6) (2022)
Michelle F Maritz, Roslyn M Ray, Alexis J Bick, Michele Tomasicchio, John G Woodland, Yashini Govender, Chanel Avenant, Janet P Hapgood
Medroxyprogesterone acetate, unlike norethisterone, increases HIV-1 replication in human peripheral blood mononuclear cells and an indicator cell line, via mechanisms involving the glucocorticoid receptor, increased CD4/CD8 ratios and CCR5 levels. PloS one 13 (4) (2018)

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Publication Activity (10 Years)

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Janet P Hapgood