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Items: 1 to 20 of 38


Semen quality improves marginally during young adulthood: a longitudinal follow-up study.

Perheentupa A, Sadov S, Rönkä R, Virtanen HE, Rodprasert W, Vierula M, Jørgensen N, Skakkebæk NE, Toppari J.

Hum Reprod. 2016 Mar;31(3):502-10. doi: 10.1093/humrep/dev328. Epub 2016 Jan 5.


Semen quality of 1559 young men from four cities in Japan: a cross-sectional population-based study.

Iwamoto T, Nozawa S, Mieno MN, Yamakawa K, Baba K, Yoshiike M, Namiki M, Koh E, Kanaya J, Okuyama A, Matsumiya K, Tsujimura A, Kanetake H, Eguchi J, Skakkebaek NE, Vierula M, Toppari J, Jørgensen N.

BMJ Open. 2013 Apr 29;3(4). pii: e002222. doi: 10.1136/bmjopen-2012-002222. Print 2013.


Semen quality of fertile Japanese men: a cross-sectional population-based study of 792 men.

Iwamoto T, Nozawa S, Yoshiike M, Namiki M, Koh E, Kanaya J, Okuyama A, Matsumiya K, Tsujimura A, Komatsu K, Tsukamoto T, Itoh N, Mieno MN, Vierula M, Toppari J, Skakkebæk NE, Jørgensen N.

BMJ Open. 2013 Jan 25;3(1). pii: e002223. doi: 10.1136/bmjopen-2012-002223.


Finland is following the trend-sperm quality in Finnish men.

Virtanen HE, Sadov S, Vierula M, Toppari J.

Asian J Androl. 2013 Mar;15(2):162-4. doi: 10.1038/aja.2012.142. Epub 2013 Jan 14. Review. No abstract available.


A cohort effect on serum testosterone levels in Finnish men.

Perheentupa A, Mäkinen J, Laatikainen T, Vierula M, Skakkebaek NE, Andersson AM, Toppari J.

Eur J Endocrinol. 2013 Jan 17;168(2):227-33. doi: 10.1530/EJE-12-0288. Print 2013 Feb.


A field evaluation of the physiological demands of miners in Canada's deep mechanized mines.

Kenny GP, Vierula M, Maté J, Beaulieu F, Hardcastle SG, Reardon F.

J Occup Environ Hyg. 2012;9(8):491-501. doi: 10.1080/15459624.2012.693880.


Recent adverse trends in semen quality and testis cancer incidence among Finnish men.

Jørgensen N, Vierula M, Jacobsen R, Pukkala E, Perheentupa A, Virtanen HE, Skakkebaek NE, Toppari J.

Int J Androl. 2011 Aug;34(4 Pt 2):e37-48. doi: 10.1111/j.1365-2605.2010.01133.x. Epub 2011 Mar 2.


Semen quality and reproductive hormone levels in men from Southern Spain.

Fernandez MF, Duran I, Olea N, Avivar C, Vierula M, Toppari J, Skakkebaek NE, Jørgensen N.

Int J Androl. 2012 Feb;35(1):1-10. doi: 10.1111/j.1365-2605.2010.01131.x. Epub 2011 Feb 18.


Serum inhibin-b in fertile men is strongly correlated with low but not high sperm counts: a coordinated study of 1,797 European and US men.

Jørgensen N, Liu F, Andersson AM, Vierula M, Irvine DS, Auger J, Brazil CK, Drobnis EZ, Jensen TK, Jouannet P, Overstreet JW, Redmon JB, Sparks A, Toppari J, Wang C, Skakkebæk NE, Swan SH.

Fertil Steril. 2010 Nov;94(6):2128-34. doi: 10.1016/j.fertnstert.2009.12.051. Epub 2010 Feb 10.


Coeliac disease autoantibodies in seminal plasma from cases with screen-detected coeliac disease.

Lohi S, Lohi O, Vierula M, Maki M, Toppari J.

Scand J Gastroenterol. 2009;44(4):509-11. doi: 10.1080/00365520802556007. No abstract available.


Semen quality in sub-fertile range for a significant proportion of young men from the general German population: a co-ordinated, controlled study of 791 men from Hamburg and Leipzig.

Paasch U, Salzbrunn A, Glander HJ, Plambeck K, Salzbrunn H, Grunewald S, Stucke J, Vierula M, Skakkebaek NE, Jørgensen N.

Int J Androl. 2008 Apr;31(2):93-102. doi: 10.1111/j.1365-2605.2007.00860.x. Erratum in: Int J Androl. 2008 Jun;31(3):371. Vierula, Matti [added].


Morphometry of normal and teratozoospermic canine sperm heads using an image analyzer: work in progress.

Dahlbom M, Andersson M, Vierula M, Alanko M.

Theriogenology. 1997 Sep;48(4):687-98.


Association of in utero exposure to maternal smoking with reduced semen quality and testis size in adulthood: a cross-sectional study of 1,770 young men from the general population in five European countries.

Jensen TK, Jørgensen N, Punab M, Haugen TB, Suominen J, Zilaitiene B, Horte A, Andersen AG, Carlsen E, Magnus Ø, Matulevicius V, Nermoen I, Vierula M, Keiding N, Toppari J, Skakkebaek NE.

Am J Epidemiol. 2004 Jan 1;159(1):49-58.


Adenosine triphosphate induces Ca2+ signal in epithelial cells of the mouse caput epididymis through activation of P2X and P2Y purinergic receptors.

Shariatmadari R, Sipilä P, Vierula M, Törnquist K, Huhtaniemi I, Poutanen M.

Biol Reprod. 2003 Apr;68(4):1185-92. Epub 2002 Oct 30.


Hereditary sterilizing short-tail sperm defect in Finnish Yorkshire boars.

Sukura A, Mäkipaää R, Vierula M, Rodriguez-Martinez H, Sundbäck P, Andersson M.

J Vet Diagn Invest. 2002 Sep;14(5):382-8.


East-West gradient in semen quality in the Nordic-Baltic area: a study of men from the general population in Denmark, Norway, Estonia and Finland.

Jørgensen N, Carlsen E, Nermoen I, Punab M, Suominen J, Andersen AG, Andersson AM, Haugen TB, Horte A, Jensen TK, Magnus Ø, Petersen JH, Vierula M, Toppari J, Skakkebaek NE.

Hum Reprod. 2002 Aug;17(8):2199-208.


Time to pregnancy and semen parameters: a cross-sectional study among fertile couples from four European cities.

Slama R, Eustache F, Ducot B, Jensen TK, Jørgensen N, Horte A, Irvine S, Suominen J, Andersen AG, Auger J, Vierula M, Toppari J, Andersen AN, Keiding N, Skakkebaek NE, Spira A, Jouannet P.

Hum Reprod. 2002 Feb;17(2):503-15.


Sperm morphological defects related to environment, lifestyle and medical history of 1001 male partners of pregnant women from four European cities.

Auger J, Eustache F, Andersen AG, Irvine DS, Jørgensen N, Skakkebaek NE, Suominen J, Toppari J, Vierula M, Jouannet P.

Hum Reprod. 2001 Dec;16(12):2710-7.


Regional differences in waiting time to pregnancy among fertile couples from four European cities.

Jensen TK, Slama R, Ducot B, Suominen J, Cawood EH, Andersen AG, Eustache F, Irvine S, Auger S, Jouannet P, Vierula M, Jørgensen N, Toppari J, Skakkebaek NE, Keiding N, Spira A.

Hum Reprod. 2001 Dec;16(12):2697-704.


Regional differences in semen quality in Europe.

Jørgensen N, Andersen AG, Eustache F, Irvine DS, Suominen J, Petersen JH, Andersen AN, Auger J, Cawood EH, Horte A, Jensen TK, Jouannet P, Keiding N, Vierula M, Toppari J, Skakkebaek NE.

Hum Reprod. 2001 May;16(5):1012-9.


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