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concentration folate study blood homocysteine women sperm plasma cobalamin folic fluid biomarker sample correlation vitamin folic acid pregnancy quality homocysteine pathway embryo level semen serum embryo quality parameter erasmus mc oocyte intake netherland effect signi ficantly semen parameters supplement follicle period signi fertility monofollicular association thcy concentrations folic acid supplementation outcome fl uid treatment sperm concentration factor pathway pyridoxine diameter 1 year steegers-theunissen result subfertile men thomas cm chapter range protein subfertile supplementation preconception period sperm quality subfertility preconception folic acid supplements couple table university steegers-theunissen rp sperm dna damage b-vitamin monofollicular fl uid delivery ficantly analysis group erasmu vitamin b 12 reprod fertil population
9 Most Recent Publications
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Sperm quality decline among men below 60 years of age undergoing IVF or ICSI treatment
(Article)
Hammiche, F. Laven, J.S.E. Boxmeer, J.C. Dohle, G.R. Steegers-Theunissen, R.P.M. Steegers-Theunissen, R.P.M. |
2011-01-01
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The preconception nutritional status of women undergoing fertility treatment: Use of a one-year post-delivery assessment
(Article)
Driel, L.M.J.W. van Zwolle, L.J.H. Vries, J.H. de Boxmeer, J.C. Lindemans, J. Steegers, E.A.P. Steegers-Theunissen, R.P.M. |
2010-12-01
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The preconception nutritional status of women undergoing fertility treatment: Use of a one-year post-delivery assessment
(Article)
Driel, L.M.J.W. van Zwolle, L.J.H. Vries, J.H.M. Boxmeer, J.C. Lindemans, J. Steegers, E.A.P. Steegers-Theunissen, R.P.M. |
2010-12-01
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IVF outcomes are associated with biomarkers of the homocysteine pathway in monofollicular fluid
(Article)
Boxmeer, J.C. Macklon, N.S. Lindemans, J. Beckers, N.G.M. Eijkemans, M.J.C. Laven, J.S.E. Steegers-Theunissen, R.P.M. |
2009-05-01
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The homocysteine pathway in human subfertility
(Doctoral Thesis)
Boxmeer, J.C. |
2009-01-14
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Homocysteine metabolism in the pre-ovulatory follicle during ovarian stimulation
(Article)
Boxmeer, J.C. Steegers-Theunissen, R.P.M. Lindemans, J. Wildhagen, M.F. Martini, E. Steegers, E.A.P. Macklon, N.S. |
2008-11-01
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Preconception folic acid treatment affects the microenvironment of the maturing oocyte in humans
(Article)
Boxmeer, J.C. Brouns, R.M. Lindemans, J. Steegers-Theunissen, R.P.M. Martini, E. Macklon, N.S. |
2008-06-01
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Low folate in seminal plasma is associated with increased sperm DNA damage
(Article)
Boxmeer, J.C. Smit, M. Utomo, E. Romijn, J.C. Eijkemans, M.J.C. Lindemans, J. Laven, J.S.E. Macklon, N.S. Steegers, E.A.P. Steegers-Theunissen, R.P.M. |
2008-01-01
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Seminal plasma cobalamin significantly correlates with sperm concentration in men undergoing IVF or ICSI procedures
(Article)
Boxmeer, J.C. Smit, M. Weber, R.F.A. Lindemans, J. Romijn, J.C. Eijkemans, M.J.C. Macklon, N.S. Steegers-Theunissen, R.P.M. |
2007-07-01
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