Siemen Jager

A simple method of screening for antisperm antibodies in the human male. Detection of spermatozoal surface IgG with the direct mixed antiglobulin reaction carried out on untreated fresh human semen.

Siemen Jager, Jan A.M. Kremer, T. van Slochteren-Draaisma · PubMed · 1978 · 221 citations

Life Sciences, Immunology, Infertility +13

The tumor marker CA 125 is a common constituent of normal cervical mucus

H.W.A. de Bruijn, Ton van Beeck Calkoen-Carpay, Siemen Jager et al. · American Journal of Obstetrics and Gynecology · 1986 · 79 citations

Medicine, Oncology, Pathology +12

The Significance of the Fc Part of Antispermatozoal Antibodies for the Shaking Phenomenon in the Sperm-Cervical Mucus Contact Test

Siemen Jager, Jan A.M. Kremer, J. Kuiken et al. · Fertility and Sterility · 1981 · 59 citations

Life Sciences, Immunology, Obstetrics +15

Induction of the shaking phenomenon by pretreatment of spermatozoa with sera containing antispermatozoal antibodies

Siemen Jager, Jan A.M. Kremer, J. Kuiken et al. · Fertility and Sterility · 1981 · 53 citations

Life Sciences, Immunology, Reproductive Immunology +8

The "unexplained" poor postcoital test.

Jan A.M. Kremer, Siemen Jager, T. van Slochteren-Draaisma · PubMed · 1978 · 34 citations

Medicine, Obstetrics, Fertility +12