Yutaro Hayashi Selected Research

Cryptorchidism (Undescended Testes)

3/2022	Low Serum Inhibin B/Follicle-Stimulating Hormones and Anti-Müllerian Hormone/Follicle-Stimulating Hormones Ratios as Markers of Decreased Germ Cells in Infants with Bilateral Cryptorchidism.
8/2018	Nationwide Increase in Cryptorchidism After the Fukushima Nuclear Accident.
2/2018	Expression of Xenobiotic Biomarkers CYP1 Family in Preputial Tissue of Patients with Hypospadias and Phimosis and Its Association with DNA Methylation Level of SRD5A2 Minimal Promoter.
12/2017	Involvement of the bone morphogenic protein/SMAD signaling pathway in the etiology of congenital anomalies of the kidney and urinary tract accompanied by cryptorchidism.
4/2014	Expression profiling of microRNA in cryptorchid testes: miR-135a contributes to the maintenance of spermatogonial stem cells by regulating FoxO1.
7/2012	Association of variants in genes involved in environmental chemical metabolism and risk of cryptorchidism and hypospadias.
3/2012	Attenuation of spermatogonial stem cell activity in cryptorchid testes.
1/2012	Individual variation of the genetic response to bisphenol a in human foreskin fibroblast cells derived from cryptorchidism and hypospadias patients.
6/2011	Endocrine assessment of prepubertal boys with a history of cryptorchidism and/or hypospadias: a pilot study.
4/2011	Laparoscopic management of nonpalpable testis: new treatment strategy.

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Yutaro Hayashi Research Topics

Disease

17	Cryptorchidism (Undescended Testes) 03/2022 - 12/2005
15	Hypospadias 12/2019 - 02/2002
8	Urinary Tract Infections (Urinary Tract Infection) 03/2022 - 01/2010
8	Neoplasms (Cancer) 01/2020 - 06/2003
6	Vesico-Ureteral Reflux (Vesicoureteral Reflux) 04/2021 - 01/2010
6	Prostatic Hyperplasia (Benign Prostatic Hyperplasia) 10/2012 - 03/2008
5	Prostatic Neoplasms (Prostate Cancer) 12/2019 - 03/2002
4	Hydronephrosis 11/2020 - 04/2003
4	Neoplasm Metastasis (Metastasis) 01/2020 - 06/2003
4	Urolithiasis 10/2015 - 01/2005
3	Spermatic Cord Torsion (Testicular Torsion) 01/2024 - 02/2012
3	Urinary Retention 03/2023 - 12/2009
3	Lower Urinary Tract Symptoms 03/2023 - 10/2009
3	Ureterocele 01/2023 - 11/2006
3	Calculi (Calculus) 10/2015 - 02/2007
2	Fever (Fevers) 03/2023 - 11/2019
2	Immunoglobulin G4-Related Disease 01/2023 - 06/2016
2	Infarction (Infarctions) 01/2023 - 07/2012
2	Hematuria 09/2022 - 11/2019
2	Pain (Aches) 09/2022 - 01/2021
2	Constipation 02/2021 - 06/2020
2	Infections 01/2021 - 10/2002
2	Rheumatoid Arthritis 08/2020 - 01/2020
2	Urinary Bladder Neoplasms (Bladder Cancer) 01/2020 - 01/2000
2	Inguinal Hernia (Direct Inguinal Hernia) 11/2017 - 04/2011
2	Testicular Neoplasms (Testicular Cancer) 05/2017 - 01/2007
2	Azoospermia 05/2017 - 06/2006
2	Renal Cell Carcinoma (Grawitz Tumor) 01/2017 - 04/2005
2	Shock 11/2013 - 11/2006
2	Inflammation (Inflammations) 01/2013 - 12/2010
2	Seminoma 07/2012 - 01/2007
2	Wilms Tumor (Wilm's Tumor) 05/2012 - 07/2010
2	Kidney Calculi (Kidney Stone) 04/2012 - 06/2007
2	Cicatrix (Scar) 01/2010 - 12/2002
2	Hyperplasia 10/2009 - 09/2007
1	Prolapse 01/2023
1	Sexually Transmitted Diseases (Sexually Transmitted Disease) 01/2023
1	Epididymitis 01/2023
1	Ureteral Calculi 09/2022
1	Infertility (Sterility) 03/2022
1	Liposarcoma 01/2022
1	Carcinoma (Carcinomatosis) 07/2021
1	Disease Progression 04/2021
1	Meningomyelocele (Myelomeningocele) 02/2021
1	Overactive Urinary Bladder (Overactive Bladder) 02/2021
1	Neural Tube Defects (Exencephaly) 02/2021
1	Neurogenic Urinary Bladder (Bladder, Neurogenic) 02/2021

Drug/Important Bio-Agent (IBA)

6	Proteins (Proteins, Gene)FDA Link 12/2017 - 03/2002
5	Hormones (Hormone)IBA 03/2022 - 03/2002
5	Messenger RNA (mRNA)IBA 02/2018 - 06/2006
4	Transcription Factors (Transcription Factor)IBA 04/2014 - 06/2006
3	CreatinineIBA 09/2022 - 12/2002
3	Cisplatin (Platino)FDA LinkGeneric 01/2013 - 03/2002
2	cyclic citrullinated peptideIBA 08/2020 - 01/2020
2	Endocrine DisruptorsIBA 12/2019 - 08/2010
2	Anti-Bacterial Agents (Antibiotics)IBA 11/2019 - 01/2010
2	Cytochrome P-450 CYP1A1 (CYP1A1)IBA 02/2018 - 07/2012
2	Immunoglobulin G (IgG)IBA 06/2016 - 09/2006
2	Androgen Receptors (Androgen Receptor)IBA 11/2014 - 03/2002
2	RNA-Directed DNA Polymerase (Reverse Transcriptase)IBA 04/2014 - 10/2011
2	Tamsulosin (Flomax)FDA LinkGeneric 01/2012 - 10/2011
2	bisphenol AIBA 01/2012 - 01/2012
2	Estrogens (Estrogen)FDA Link 01/2011 - 08/2010
2	AndrogensIBA 01/2011 - 08/2008
2	Estrogen Receptor alphaIBA 01/2011 - 08/2010
2	naftopidilIBA 10/2009 - 09/2007
2	Flutamide (Eulexin)FDA LinkGeneric 01/2007 - 03/2002
2	TeaIBA 08/2005 - 01/2005
2	Calcium OxalateIBA 08/2005 - 01/2005
2	LigandsIBA 04/2005 - 06/2003
2	AntigensIBA 04/2005 - 06/2003
2	Indicators and Reagents (Reagents)IBA 04/2005 - 03/2002
2	Cell Adhesion MoleculesIBA 04/2005 - 06/2003
2	E-SelectinIBA 04/2005 - 06/2003
2	NF-kappa B (NF-kB)IBA 06/2003 - 03/2002
1	tocilizumab (atlizumab)FDA Link 01/2023
1	inhibin BIBA 03/2022
1	Cholinergic Antagonists (Anticholinergics)IBA 02/2021
1	N- (4- ((5- (hydroxy(phenyl)methyl)pyrrolidin- 2- yl)methyl)phenyl)- 4- oxo- 4,6,7,8- tetrahydropyrrolo(1,2- a)pyrimidine- 6- carboxamideIBA 02/2021
1	propiverineIBA 02/2021

Therapy/Procedure

11	Therapeutics 04/2021 - 03/2002
8	Orchiectomy (Orchidectomy) 01/2024 - 01/2007
8	Orchiopexy 01/2024 - 12/2005
8	Nephrectomy 01/2017 - 07/2007
7	Replantation 01/2023 - 08/2012
4	Drug Therapy (Chemotherapy) 01/2020 - 01/2007
3	Nephroureterectomy 07/2021 - 04/2006
3	Castration 12/2019 - 01/2009
3	Radiotherapy 01/2016 - 03/2008
3	Operative Surgical Procedures 07/2008 - 02/2002
2	Conservative Treatment 01/2023 - 11/2020
2	Antibiotic Prophylaxis 06/2020 - 01/2010
2	Cystectomy 01/2020 - 01/2013
2	Operative Time 02/2014 - 08/2012
2	Lithotripsy (Extracorporeal Shockwave Lithotripsy) 11/2013 - 11/2006
2	Prostatectomy (Retropubic Prostatectomy) 08/2013 - 03/2008
2	Adjuvant Chemotherapy 01/2013 - 07/2010
2	Surgical Flaps 06/2007 - 05/2003
1	Catheters 03/2023
1	Transurethral Resection of Prostate (TURP) 03/2023