Donita J. Africander

Stellenbosch, WC, South Africa

Last Updated: 09/26/2026

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Found 33 publications

Injectable contraceptives differentially affect the hypothalamic-pituitary-gonadal axis and amenorrhea incidence†.

Injectable contraceptives differentially affect the hypothalamic-pituitary-gonadal axis and amenorrhea incidence†.

Journal: Biology of reproduction

Published: July 31, 2025

Injectable contraceptives differentially affect the hypothalamic-pituitary-gonadal axis and amenorrhea incidence†.

Injectable contraceptives differentially affect the hypothalamic-pituitary-gonadal axis and amenorrhea incidence†.

Journal: Biology of reproduction

Published: July 31, 2025

Sex steroids, SHBG and type 2 diabetes in women: what do we really know?

Sex steroids, SHBG and type 2 diabetes in women: what do we really know?

Journal: Diabetologia

Published: June 02, 2025

Serum norethisterone (NET) levels in NET-enanthate (NET-EN) injectable contraception users substantially interfere with testosterone immunoassay measurements and confound interpretation of biological outcomes.

Serum norethisterone (NET) levels in NET-enanthate (NET-EN) injectable contraception users substantially interfere with testosterone immunoassay measurements and confound interpretation of biological outcomes.

Journal: Contraception and reproductive medicine

Published: December 21, 2024

Steroid receptors in hormone dependent or sensitive cancers: The field of play now and looking forward.

Steroid receptors in hormone dependent or sensitive cancers: The field of play now and looking forward.

Journal: The Journal of steroid biochemistry and molecular biology

Published: November 14, 2024

Progestins and breast cancer hallmarks: The role of the ERK1/2 and JNK pathways in estrogen receptor positive breast cancer cells.

Progestins and breast cancer hallmarks: The role of the ERK1/2 and JNK pathways in estrogen receptor positive breast cancer cells.

Journal: The Journal of steroid biochemistry and molecular biology

Published: August 01, 2023

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.

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.

Journal: PloS one

Published: July 21, 2023

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.

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.

Journal: PloS one

Published: July 05, 2023

Time- and glucose-dependent differentiation of 3T3-L1 adipocytes mimics dysfunctional adiposity.

Time- and glucose-dependent differentiation of 3T3-L1 adipocytes mimics dysfunctional adiposity.

Journal: Biochemical and biophysical research communications

Published: May 29, 2023

Progesterone receptor isoform ratios influence the transcriptional activity of progestins via the progesterone receptor.

Progesterone receptor isoform ratios influence the transcriptional activity of progestins via the progesterone receptor.

Journal: The Journal of steroid biochemistry and molecular biology

Published: March 27, 2023

The transcriptional activity of progestins used in contraception and menopausal hormone therapy via progesterone receptor A is dependent on the density of the receptor.

The transcriptional activity of progestins used in contraception and menopausal hormone therapy via progesterone receptor A is dependent on the density of the receptor.

Journal: Biochemical and biophysical research communications

Published: November 11, 2022

Upregulation of an estrogen receptor-regulated gene by first generation progestins requires both the progesterone receptor and estrogen receptor alpha.

Upregulation of an estrogen receptor-regulated gene by first generation progestins requires both the progesterone receptor and estrogen receptor alpha.

Journal: Frontiers in endocrinology

Published: June 02, 2022

Showing 1-12 of 33

Last Updated: 09/26/2026