K. Kula

A. Silman, W. Thomson, S. Boonen, 2010, Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.

Association of hypogonadism with vitamin D status: the European Male Ageing Study.

S. Boonen, N. Pendleton, F. Casanueva, 2012, European journal of endocrinology.

Vitamin D, parathyroid hormone and the metabolic syndrome in middle-aged and older European men.

A. Silman, M. Rutter, S. Boonen, 2009, European journal of endocrinology.

Elevated levels of gonadotrophins but not sex steroids are associated with musculoskeletal pain in middle-aged and older European men

A. Silman, S. Boonen, N. Pendleton, 2011, PAIN®.

The Effect of Musculoskeletal Pain on Sexual Function in Middle-aged and Elderly European Men: Results from the European Male Ageing Study

A. Silman, S. Boonen, N. Pendleton, 2011, The Journal of Rheumatology.

The risk of neoplasm associated with dysgenetic testes in prepubertal and pubertal/adult patients.

K. Kula, J. Słowikowska-Hilczer, B. Kałużewski, 2015, Folia histochemica et cytobiologica.

Relationship between sexual function, body mass index and levels of sex steroid hormones in young men.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2014, Endokrynologia Polska.

Age-associated changes in hypothalamic-pituitary-testicular function in middle-aged and older men are modified by weight change and lifestyle factors: longitudinal results from the European Male Ageing Study.

S. Boonen, N. Pendleton, B. Keevil, 2013, European journal of endocrinology.

Low heel ultrasound parameters predict mortality in men: results from the European Male Ageing Study (EMAS)

S. Boonen, N. Pendleton, F. Casanueva, 2015, Age and ageing.

Comparisons of Immunoassay and Mass Spectrometry Measurements of Serum Estradiol Levels and Their Influence on Clinical Association Studies in Men

S. Boonen, M. Nilsson, D. Mellström, 2013, The Journal of clinical endocrinology and metabolism.

The relationships between sex hormones and sexual function in middle-aged and older European men.

A. Silman, S. Boonen, N. Pendleton, 2011, The Journal of clinical endocrinology and metabolism.

Blood lipids may have influence on the emotional well-being in young men

K. Kula, J. Słowikowska-Hilczer, A. Guminska, 2010 .

Development of and Recovery from Secondary Hypogonadism in Aging Men: Prospective Results from the EMAS.

N. Pendleton, B. Keevil, F. Casanueva, 2015, The Journal of clinical endocrinology and metabolism.

Effects of once-daily tadalafil on treatment satisfaction, psychosocial outcomes, spontaneous erections, and measures of endothelial function in men with erectile dysfunction but naive to phosphodiesterase type 5 inhibitors.

F. Montorsi, K. Kula, A. Aversa, 2012, Journal of andrology.

Associations between sex steroids and the development of metabolic syndrome: a longitudinal study in European men.

M. Rutter, N. Pendleton, B. Keevil, 2015, The Journal of clinical endocrinology and metabolism.

The long-term effects of FSH and triiodothyronine administration during the pubertal period on Connexin 43 expression and spermatogenesis efficiency in adult rats.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2015, Journal of experimental zoology. Part A, Ecological genetics and physiology.

Natural history, risk factors and clinical features of primary hypogonadism in ageing men: Longitudinal Data from the European Male Ageing Study

M. Rutter, N. Pendleton, B. Keevil, 2016, Clinical endocrinology.

Late-onset hypogonadism and mortality in aging men.

M. Rutter, S. Boonen, N. Pendleton, 2014, The Journal of clinical endocrinology and metabolism.

Free and bioavailable fractions of sex steroids may influence bones in young men, depending on age and oestradiol level.

K. Kula, J. Słowikowska-Hilczer, R. Jaszewski, 2014, Endokrynologia Polska.

Characteristics of androgen deficiency in late-onset hypogonadism: results from the European Male Aging Study (EMAS).

S. Boonen, N. Pendleton, F. Casanueva, 2012, The Journal of clinical endocrinology and metabolism.

Physiology of Sperm Migration and its Importance in the Methodology of Artificial Insemination with Special Reference to Hysteroscopy

K. Kula, A. Flakiewicz-Kula, 1983 .

Lower bone turnover and relative bone deficits in men with metabolic syndrome: a matter of insulin sensitivity? The European Male Ageing Study

J. Adams, N. Pendleton, F. Casanueva, 2016, Osteoporosis International.

Autocrine androgen action is essential for Leydig cell maturation and function, and protects against late-onset Leydig cell apoptosis in both mice and men

Lee B. Smith, K. Kula, J. Słowikowska-Hilczer, 2014, FASEB journal : official publication of the Federation of American Societies for Experimental Biology.

Epidemiological evidence against a role for C-reactive protein causing leptin resistance.

A. Silman, M. Rutter, S. Boonen, 2012, European journal of endocrinology.

Di(n-butyl) phthalate has no effect on the rat prepubertal testis despite its estrogenic activity in vitro.

K. Kula, J. Słowikowska-Hilczer, J. Długoński, 2012, Folia histochemica et cytobiologica.

Endogenous Estradiol and Testosterone may Predispose toward Atherogenic Lipid Profile, but Higher Blood Level of Testosterone is Associated with Lower Number of Stenoses in the Coronary Arteries of Men with Coronary Disease

J. Wranicz, I. Cygankiewicz, K. Kula, 2006, International journal of biomedical science : IJBS.

Active vitamin D (1,25-dihydroxyvitamin D) and bone health in middle-aged and elderly men: the European Male Aging Study (EMAS).

S. Boonen, N. Pendleton, F. Casanueva, 2013, The Journal of clinical endocrinology and metabolism.

Effect of polymorphisms in selected genes involved in pituitary-testicular function on reproductive hormones and phenotype in aging men.

A. Silman, S. John, W. Thomson, 2010, The Journal of clinical endocrinology and metabolism.

Characteristics of secondary, primary, and compensated hypogonadism in aging men: evidence from the European Male Ageing Study.

A. Silman, S. Boonen, N. Pendleton, 2010, The Journal of clinical endocrinology and metabolism.

Review paper Cardiovascular and metabolic effects of estrogen in men

J. Wranicz, I. Cygankiewicz, K. Kula, 2006 .

Efficacy and treatment satisfaction with on-demand tadalafil (Cialis) in men with erectile dysfunction.

K. Kula, J. Breza, B. Basson, 2004, European urology.

Influence of bone remodelling rate on quantitative ultrasound parameters at the calcaneus and DXA BMDa of the hip and spine in middle-aged and elderly European men: the European Male Ageing Study (EMAS).

A. Silman, S. Boonen, N. Pendleton, 2011, European journal of endocrinology.

Estradiol and testosterone inhibit rat seminiferous tubule development in a hormone-specific way.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2013, Reproductive biology.

Induction of precocious maturation of spermatogenesis in infant rats by human menopausal gonadotropin and inhibition by simultaneous administration of gonadotropins and testosterone.

K. Kula, 1988, Endocrinology.

The Influence of Human Menopausal Gonadotropin, Natrium Fluoride and Cyproterone Acetate on the Spermatogenesis in Immature Rats *

K. Kula, 2009, Andrologia.

Pathophysiology of Erectile Dysfunction - an Organisation/Activation Concept

K. Kula, J. Słowikowska-Hilczer, W. Kula, 2005 .

European Male Ageing Study Not Associated with Chronic Widespread Pain in Men : Results from the Perturbed Insulin-like Growth Factor-1 ( IGF-1 ) and IGF Binding Protein-3 Are VANDERSCHUEREN

A. Silman, N. Pendleton, J. Finn, 2009 .

Pathogenesis and Active Prevention of Testicular Germ Cell Neoplasia

K. Kula, J. Słowikowska-Hilczer, A. Guminska, 2007 .

Administration of testosterone inhibits initiation of seminal tubule growth and decreases Sertoli cell number in the earliest period of rat's postnatal development.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2010, Folia histochemica et cytobiologica.

Expression of G-Protein-Coupled Estrogen Receptor (GPER) in Whole Testicular Tissue and Laser-Capture Microdissected Testicular Compartments of Men with Normal and Aberrant Spermatogenesis

K. Kula, J. Słowikowska-Hilczer, M. Bryś, 2022, Biology.

Somatic and germinal cells' interrelationship in the course of seminiferous tubule maturation in man.

K. Kula, T. Romer, W. Włodarczyk, 1980, Archives of andrology.

Genetic Variation in Sex Hormone Genes Influences Heel Ultrasound Parameters in Middle‐Aged and Elderly Men: Results From the European Male Aging Study (EMAS)

A. Silman, S. John, W. Thomson, 2009, Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research.

Estradiol enhances the stimulatory effect of FSH on testicular maturation and contributes to precocious initiation of spermatogenesis

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2001, Molecular and Cellular Endocrinology.

[Physiological significance of estrogens in men--breakthrough in endocrinology].

J. Wranicz, K. Kula, J. Słowikowska-Hilczer, 2005, Endokrynologia Polska.

Estrogen receptor alpha localization in the testes of men with normal spermatogenesis.

K. Kula, J. Słowikowska-Hilczer, M. Laszczyńska, 2012, Folia histochemica et cytobiologica.

[Sexual differentiation of the human brain].

K. Kula, J. Słowikowska-Hilczer, 2000, Przeglad lekarski.

Testosterone and oestradiol in concert protect seminiferous tubule maturation against inhibition by GnRH-antagonist.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2011, International journal of andrology.

Triiodothyronine modulates initiation of spermatogenesis in rats depending on treatment timing and blood level of the hormone

K. Kula, J. Słowikowska-Hilczer, S. Orkisz, 2011, Molecular and Cellular Endocrinology.

Serum immunoglobulins IgG and IgM in the seminal plasma of men with normospermia, oligozoospermia, and azoospermia.

K. Kula, I. Owczarczyk, Z. Reterski, 1979, Archives of andrology.

Low free testosterone is associated with hypogonadal signs and symptoms in men with normal total testosterone levels: results from the European Male Ageing Study

F. Casanueva, F. Claessens, J. Finn, 2015, Archives of Public Health.

Identification of late-onset hypogonadism in middle-aged and elderly men.

A. Silman, S. Boonen, N. Pendleton, 2010, The New England journal of medicine.

Presence of aerobic micro‐organisms and their influence on basic semen parameters in infertile men

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2015, Andrologia.

Neoplastic potential of germ cells in relation to disturbances of gonadal organogenesis and changes in karyotype.

K. Kula, J. Słowikowska-Hilczer, T. Romer, 2003, Journal of andrology.

Hyperactivation of early steps of spermatogenesis compromises meiotic insufficiency in men with hypergonadotropism. A possible quantitative assay for high FSH/low testosterone availabilities

K. Kula, 2009, Andrologia.

Double Immunolabeling by the RBM and the PLAP Markers for Identifying Intratubular (in Situ) Germ Cell Neoplasia of the Testis

K. Kula, J. Słowikowska-Hilczer, D. Elliott, 2003, International journal of surgical pathology.

Testicular pathology in 46,XY dysgenetic male pseudohermaphroditism: an approach to pathogenesis of testis cancer.

K. Kula, J. Słowikowska-Hilczer, M. Szarras-Czapnik, 2001, Journal of andrology.

Features of impaired seminiferous tubule differentiation are associated with germ cell neoplasia in adult men surgically treated in childhood because of cryptorchidism.

K. Kula, J. Słowikowska-Hilczer, A. Guminska, 2007, Folia histochemica et cytobiologica.

Gonadoblastoma arising in undifferentiated gonadal tissue within dysgenetic gonads.

L. Looijenga, H. Stoop, K. Kula, 2006, The Journal of clinical endocrinology and metabolism.

Chirurgia w andrologii Surgery in andrology

K. Kula, J. Słowikowska-Hilczer, M. Sosnowski, 2006 .

Lack of RBM expression as a marker for carcinoma in situ of prepubertal dysgenetic testis.

K. Kula, J. Słowikowska-Hilczer, D. Elliott, 2003, Journal of andrology.

[The GnRH test reveals changes in readiness of testosterone and estradiol secretion in boys with bilateral cryptorchism].

K. Kula, A. Chilarski, 1987, Pediatria polska.

Immunohistochemical diagnosis of preinvasive germ cell cancer of the testis.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2001, Folia histochemica et cytobiologica.

Less advanced testicular dysgenesis is associated by a higher prevalence of germ cell neoplasia.

K. Kula, J. Słowikowska-Hilczer, A. Guminska, 2010, International journal of andrology.

Clinical, hormonal and semiological data in adult men operated in childhood for hypospadias.

K. Kula, J. Jankowska, I. Owczarczyk, 1979, Endokrynologia Polska.

During seminiferous tubule maturation testosterone and synergistic action of FSH with estradiol support germ cell survival while estradiol alone has pro-apoptotic effect.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2007, Folia histochemica et cytobiologica.

Luteinizing hormone secreting adrenal tumour as a cause of precocious puberty

K. Kula, D. Lowe, M. Savage, 1998, Clinical endocrinology.

Maturation, proliferation and apoptosis of seminal tubule cells at puberty after administration of estradiol, follicle stimulating hormone or both.

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2008, Asian journal of andrology.

Hypothalamic-pituitary-testicular axis disruptions in older men are differentially linked to age and modifiable risk factors: the European Male Aging Study.

A. Silman, S. Boonen, F. Casanueva, 2008, The Journal of clinical endocrinology and metabolism.

Xenoestrogens diethylstilbestrol and zearalenone negatively influence pubertal rat's testis.

Anna Guminska, Krzysztof Kula, K. Kula, 2010, Folia histochemica et cytobiologica.

Changes in gonadotropin regulation in both behavioral and phenotypic disturbances of sexual differentiation in men

K. Kula, 1986, Psychoneuroendocrinology.

Polymorphisms in Genes Involved in the NF-κB Signalling Pathway Are Associated with Bone Mineral Density, Geometry and Turnover in Men

W. Thomson, S. Boonen, N. Pendleton, 2011, PloS one.

Late onset hypogonadism in men

K. Kula, J. Słowikowska-Hilczer, 2012 .

Cognitive decline , 25-hydroxyvitamin D and 1 , 25-dihydroxyvitamin D in the European Male Ageing Study ( EMAS )

M. Rutter, N. Pendleton, S. Verschueren, 2018 .

Evaluation of cognitive subdomains, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D in the European Male Ageing Study

M. Rutter, N. Pendleton, S. Verschueren, 2017, European Journal of Nutrition.

Musculoskeletal pain is associated with very low levels of vitamin D in men: results from the European Male Ageing Study

A. Silman, S. Boonen, N. Pendleton, 2010, Annals of the rheumatic diseases.

Association of cognitive performance with the metabolic syndrome and with glycaemia in middle‐aged and older European men: the European Male Ageing Study

A. Silman, S. Boonen, N. Pendleton, 2010, Diabetes/metabolism research and reviews.

Low prolactin is associated with sexual dysfunction and psychological or metabolic disturbances in middle-aged and elderly men: the European Male Aging Study (EMAS).

M. Rutter, S. Boonen, N. Pendleton, 2014, The journal of sexual medicine.

The relationship between sex hormones and lipid profile in men with coronary artery disease.

W. Zareba, J. Wranicz, I. Cygankiewicz, 2005, International journal of cardiology.

Changes in prevalence of obesity and high waist circumference over four years across European regions: the European male ageing study (EMAS)

M. Rutter, N. Pendleton, F. Casanueva, 2016, Endocrine.

Cohort profile: the European Male Ageing Study.

A. Silman, S. Boonen, N. Pendleton, 2013, International journal of epidemiology.

Assessment of sexual health in aging men in Europe: development and validation of the European Male Ageing Study sexual function questionnaire.

A. Silman, S. Boonen, N. Pendleton, 2008, The journal of sexual medicine.

Association between 25-hydroxyvitamin D levels and cognitive performance in middle-aged and older European men

A. Silman, S. Boonen, N. Pendleton, 2009, Journal of Neurology, Neurosurgery, and Psychiatry.

Comparison of serum testosterone and estradiol measurements in 3174 European men using platform immunoassay and mass spectrometry; relevance for the diagnostics in aging men.

A. Silman, S. Boonen, N. Pendleton, 2012, European journal of endocrinology.

The ability of three different models of frailty to predict all-cause mortality: results from the European Male Aging Study (EMAS).

R. Ravindrarajah, S. Boonen, N. Pendleton, 2013, Archives of gerontology and geriatrics.

Frailty and bone health in European men

R. Ravindrarajah, S. Boonen, N. Pendleton, 2016, Age and ageing.

Chronic widespread pain is associated with worsening frailty in European men

R. Ravindrarajah, N. Pendleton, F. Casanueva, 2015, Age and ageing.

Frailty and bone health in European men 3

Neill, R. Ravindrarajah, S. Boonen, 2016 .

Frailty and sexual health in older European men.

R. Ravindrarajah, S. Boonen, N. Pendleton, 2013, The journals of gerontology. Series A, Biological sciences and medical sciences.

Frailty in Relation to Variations in Hormone Levels of the Hypothalamic–Pituitary–Testicular Axis in Older Men: Results From the European Male Aging Study

A. Silman, S. Boonen, N. Pendleton, 2011, Journal of the American Geriatrics Society.

Umbilical Cord Segmental Hemorrhage and Fetal Distress

K. Kula, J. Słowikowska-Hilczer, D. Arduini, 2006, International Journal of Biomedical Science.

[Precocious maturation of the testis associated with excessive secretion of estradiol and testosterone by Leydig cells].

K. Kula, J. Słowikowska-Hilczer, T. Romer, 1996, Pediatria polska.

[Comparison between the influence of estradiol benzoate, testosterone propionate and human chorionic gonadotropin on initiation of spermatogenesis in the rat].

K. Kula, J. Słowikowska-Hilczer, 1994, Ginekologia polska.

Increased estrogen rather than decreased androgen action is associated with longer androgen receptor CAG repeats.

A. Silman, S. John, W. Thomson, 2009, The Journal of clinical endocrinology and metabolism.

Glycemia but not the Metabolic Syndrome is Associated with Cognitive Decline: Findings from the European Male Ageing Study.

M. Rutter, N. Pendleton, S. Verschueren, 2017, The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry.

Synthesis of Testosterone and 5α‐Reduced Androgens during Initiation of Spermatogenesis in the Rat

K. Kula, E. Steinberger, L. Rodriguez-Rigau, 2009, Andrologia.

The association between different cognitive domains and age in a multi‐centre study of middle‐aged and older European men

A. Silman, S. Boonen, N. Pendleton, 2009, International journal of geriatric psychiatry.

Sperm DNA Fragmentation Index and Hyaluronan Binding Ability in Men from Infertile Couples and Men with Testicular Germ Cell Tumor

K. Kula, J. Słowikowska-Hilczer, R. Walczak-Jędrzejowska, 2016, BioMed Research International.

Androgen Receptor Polymorphism-Dependent Variation in Prostate-Specific Antigen Concentrations of European Men

N. Pendleton, F. Casanueva, J. Finn, 2014, Cancer Epidemiology, Biomarkers & Prevention.

Investigating the determinants of international differences in the prevalence of chronic widespread pain: evidence from the European Male Ageing Study

A. Silman, S. Boonen, N. Pendleton, 2008, Annals of the rheumatic diseases.

Glycaemia but not the metabolic syndrome is associated with cognitive 2 decline : Findings from the European Male Ageing Study 3

M. Rutter, N. Pendleton, S. Verschueren, 2017 .

Low vitamin D and the risk of developing chronic widespread pain: results from the European male ageing study

S. Boonen, N. Pendleton, F. Casanueva, 2014, BMC Musculoskeletal Disorders.

Sex Steroids and Heart Rate Variability in Patients after Myocardial Infarction

W. Zareba, J. Wranicz, I. Cygankiewicz, 2004, Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.

Association of HTR2A polymorphisms with chronic widespread pain and the extent of musculoskeletal pain: results from two population-based cohorts.

A. Silman, W. Thomson, S. Boonen, 2011, Arthritis & Rheumatism.

Endogenous hormones, androgen receptor CAG repeat length and fluid cognition in middle-aged and older men: results from the European Male Ageing Study.

A. Silman, S. Boonen, N. Pendleton, 2010, European Journal of Endocrinology.

The androgen receptor gene CAG repeat  in relation to 4-year changes in  androgen-sensitive endpoints in  community-dwelling older European men.

M. Rutter, R. Goodacre, N. Pendleton, 2016, European journal of endocrinology.

Impaired quality of life and sexual function in overweight and obese men: the European Male Ageing Study.

A. Silman, S. Boonen, N. Pendleton, 2011, European journal of endocrinology.

Lower vitamin D levels are associated with depression among community-dwelling European men

A. Silman, S. Boonen, N. Pendleton, 2011, Journal of psychopharmacology.

Associations of obesity with socioeconomic and lifestyle factors in middle-aged and elderly men: European Male Aging Study (EMAS).

M. Rutter, N. Pendleton, F. Casanueva, 2014, European journal of endocrinology.

Worldwide trends in diabetes since 1980: a pooled analysis of 751 population-based studies with 4·4 million participants

Gretchen A. Stevens, M. M. Rahman, W. Rathmann, 2016, Lancet.

Muscle disorders111. The impact of fatigue in patients with idiopathic inflammatory myopathy: a mixed method study

R. Moots, P. Salkovskis, Yulia Goryachev, 2012 .

Autocrine androgen action is essential for Leydig cell maturation and function, and protects against late-onset Leydig cell apoptosis in both mice and men

Lee B. Smith, K. Kula, J. Słowikowska-Hilczer, 2014, FASEB journal : official publication of the Federation of American Societies for Experimental Biology.

Effects of diabetes definition on global surveillance of diabetes prevalence and diagnosis: a pooled analysis of 96 population-based studies with 331â€ˆ288 participants

Gretchen A. Stevens, W. Rathmann, O. Franco, 2015 .

[Consequences of disturbed sex-hormone action in the central nervous system: behavioral, anatomical and functional changes].

K. Kula, J. Słowikowska-Hilczer, 2003, Neurologia i neurochirurgia polska.

Endogenous hormones, androgen receptor CAG repeat length and fluid cognition in middle-aged and older men: results from the European Male Ageing Study.

A. Silman, S. Boonen, N. Pendleton, 2010, European journal of endocrinology.

Association of HTR2A polymorphisms with chronic widespread pain and the extent of musculoskeletal pain: results from two population-based cohorts.

A. Silman, W. Thomson, S. Boonen, 2011, Arthritis and rheumatism.

No evidence for a role of the catechol-O-methyltransferase pain sensitivity haplotypes in chronic widespread pain

A. Silman, W. Thomson, S. Boonen, 2010, Annals of the rheumatic diseases.

Low Free Testosterone Is Associated with Hypogonadal Signs and Symptoms in Men with Normal Total Testosterone.

K. Kula, M. Punab, D. Vanderschueren, 2016, The Journal of clinical endocrinology and metabolism.