Clinical trials: Spermatozoa DNA Alterations
Cryopreservation, Human Spermatozoa Parameters
Hypotaurine Supplementation Benefits in Cryopreservation
Although it is widely used, slow freezing can induce strong functional and nuclear spermatic alterations reducing the chances of pregnancy.
- Conditions
- Cryopreservation, Human Spermatozoa Parameters, Hypotaurine Supplementation, Spermatozoa DNA Alterations
- Trial name
- HYPOTAURINE (NCT04011813)
- Testing
- Hypotaurine : antioxidant and osmoregulator
- Volunteers
- 33 people
- Sponsor
- University Hospital, Clermont-Ferrand
Sperm Preservation, Irradiated Semen
Impact of Ionizing Treatment on the Nuclear Structure of Human Spermatozoa.
Differentiated thyroid cancer is the third cause of cancer in young men of childbearing age. Its treatment by irradiation with Radioactive Iodine 131 therapy (RAT) could alter spermatogenesis and result in azoospermia and…
- Trial name
- NCT04715828
- Testing
- Cryopreserved semen, Acute and low irradiation, Long and low irradiation
- Where
- France
- Volunteers
- 200 people
- Sponsor
- University Hospital, Clermont-Ferrand
Male Infertility, Heart Valve Disease
Warfarin Effects on Male Fertility After Cardiac Surgery
Young male patients undergoing cardiac surgery may require oral anticoagulation with warfarin either lifelong, such as after mechanical valve replacement, or for a limited postoperative period, for example following valve repair…
- Trial name
- NCT07330869
- Testing
- Semen analysis, sperm DNA fragmentation and hormonal evaluation
- Where
- Italy
- Volunteers
- 90 people
- Sponsor
- Città di Lecce Hospital, GVM Care & Research
Diet, Healthy, Body Weight
Diet-Induced Changes in GEnetic Material
This is a pilot study in 10 men to test the hypothesis that perturbations in substrate flux and the circulating metabolic and pro-inflammatory milieus during a high-fat diet paradigm will modulate DNA methylation of genes in…
- Conditions
- Diet, Healthy, Body Weight, Metabolic Disturbance
- Trial name
- DIG 'EM (NCT06252922)
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Male Infertility
Relationship Between Sperm Head Vacuoles and Sperm DNA Alterations in Infertile Men
In men presenting sperm alterations, the selection of genetically undamaged spermatozoa need to be improved in order to increase the success of assisted reproduction treatments.
- Trial name
- VATES (NCT02006446)
- Testing
- Sperm Samples
- Where
- 2 sites in France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University Hospital, Rouen