Ivo Jans
Leuven, VLG, Belgium
Last Updated: 09/26/2026
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Found 13 publications
Free Testosterone Reflects Metabolic as well as Ovarian Disturbances in Subfertile Oligomenorrheic Women.
Journal: International journal of endocrinology
Published: November 27, 2017
1β,25-Dihydroxyvitamin D3: A new vitamin D metabolite in human serum.
Journal: The Journal of steroid biochemistry and molecular biology
Published: October 26, 2016
Letter to the Editor: 25-Hydroxyvitamin D Does Not Interfere With Liquid Chromatography Tandem Mass Spectrometry Assays for 1,25-Dihydroxyvitamin D.
Journal: The Journal of clinical endocrinology and metabolism
Published: September 05, 2015
Possibilities and limitations of signal summing for an immunosuppressant LC-MS/MS method.
Journal: Analytical and bioanalytical chemistry
Published: March 06, 2015
Associations of 25-Hydroxyvitamin D and 1,25-Dihydroxyvitamin D With Bone Mineral Density, Bone Mineral Density Change, and Incident Nonvertebral Fracture.
Journal: Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research
Published: September 16, 2014
Higher 25(OH)D2 is associated with lower 25(OH)D3 and 1,25(OH)2D3.
Journal: The Journal of clinical endocrinology and metabolism
Published: May 16, 2014
Arthralgia induced by endocrine treatment for breast cancer: A prospective study of serum levels of insulin like growth factor-I, its binding protein and oestrogens.
Journal: European journal of cancer (Oxford, England : 1990)
Published: April 28, 2014
Minimal interference from paricalcitol (Zemplar®) in underivatized 1,25-dihydroxyvitamin D LC-MS/MS assays.
Journal: Clinica chimica acta; international journal of clinical chemistry
Published: November 15, 2013
Sensitive routine liquid chromatography-tandem mass spectrometry method for serum estradiol and estrone without derivatization.
Journal: Analytical and bioanalytical chemistry
Published: April 22, 2013
Active vitamin D (1,25-dihydroxyvitamin D) and bone health in middle-aged and elderly men: the European Male Aging Study (EMAS).
Journal: The Journal of clinical endocrinology and metabolism
Published: February 07, 2013
Need for estradiol assays with a lower functional sensitivity in clinical studies examining postmenopausal women treated with aromatase inhibitors.
Journal: Journal of clinical oncology : official journal of the American Society of Clinical Oncology
Published: December 28, 2012
Last Updated: 09/26/2026