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AlbertoPachecoAlberto Pacheco

Dr. Pacheco is the Director of the Andrology Laboratory and the Sperm Bank at IVI Madrid, IVI Valladolid and IVI Salamanca.
 He is also assistant professor of Immunology at Alfonso X “El Sabio” University in Madrid since 2000. He completed his Bachelor’s degree in Biology in 1992, and obtained his Ph.D. in Biological Sciences in 1997, both from the Complutense University, in Madrid. He also received a Masters degree in Reproductive Medicine in 2005.

As a researcher, his areas of interest includ molecular markers of male and female infertility, sperm DNA fragmentation, laboratory QA/QC, peripheral and uterine natural killer (NK) cell characterization in women with recurrent miscarriages and implantation failure. Dr Pacheco has published over 25 original peer review articles in leading reproductive journals, many of these were in Immunology journals. He also contributed several book chapters and made over 80 presentations at national and international scientific meetings.
Dr. Pacheco is the recipient of several grants from public and private organizations in Spain (FIS Projects, CDTI), and serves as reviewer in reproductive journals including Fertility Sterility, RBM online, Asian Journal of Andrology, Journal of Assisted Reproduction and Genetics and Journal of Cellular and Molecular Medicine. He has also served on the executive board of Andrology Special Interest Group in the Spanish Society for Reproductive Biology (ASEBIR).
Dr. Pacheco has been involved in teaching since his early career, and has a number of teaching commitments. He is among the faculty for a number of post graduate/Masters courses in Human Reproduction, provided by Spanish Fertility Society, Rey Juan Carlos University of Madrid, University of Valencia, and Europea University of Madrid. Dr. Pacheco is also the coordinator of Immunology courses for students enrolled in Medicine, Pharmacy and Veterinary degrees at Alfonso X “El Sabio” University of Madrid.



Complutense University of Madrid, Spain (1992)

Ph.D (Biology)

Complutense University of Madrid, Spain (1997)


Hospital 12 Octubre/Complutense University, Madrid, Spain


  • Sperm DNA fragmentation: from promising to estandarization.
    Pacheco A, Garcia-Velasco JA.
    Transl Androl Urol. 6 (Suppl 4):S341-S342, 2017.
  • Impact of vitamin D levels on ovarian reserve and ovarian response to ovarian stimulation in oocyte donors.
    Fabris AM, Cruz M, Iglesias C, Pacheco A, Patel A, Patel J, Fatemi H, García-Velasco JA.
    Reprod Biomed Online 35:139-44, 2017.
  • Type of gonadotropin during controlled ovarian stimulation affects the endocrine profile in follicular fluid and apoptosis rate in cumulus cells.
    Requena A, Cruz M, Agudo D, Pacheco A, García-Velasco JA.
    Eur J Obstet Gynecol Reprod Biol 197:142-6, 2016.
  • Ongoing pregnancy rates in intrauterine insemination are affected by late follicular-phase progesterone levels.
    Requena A, Cruz M, Pacheco A, García-Velasco JA.
    Fertil Steril. 104(4):879-83, 2015.
  • Impact of circulating levels of total and bioavailable serum vitamin D on pregnancy rate in egg donation recipients.
    Fabris A, Pacheco A, Cruz M, Puente JM, Fatemi H, Garcia-Velasco JA.
    Fertil Steril. 102:1608-12, 2014.
  • The voltage-gated sodium channel nav1.8 is expressed in human sperm.
    Cejudo-Roman A, Pinto FM, Subirán N, Ravina CG, Fernández-Sánchez M, Pérez-Hernández N, Pérez R, Pacheco A, Irazusta J, Candenas L.
    PLoS One. 8:e76084, 2013.
  • FSH receptor in vitro modulation by testosterone and hCG in human luteinized granulosa cells.
    García-Velasco JA, Rodriguez S, Agudo D, Pacheco A, Schneider J, Pellicer A.
    Eur J Obst Gynecol Reprod Biol 165: 259-264, 2012.


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