Results 51 to 60 of about 18,475 (222)
Abstract Background Poor semen quality is a well‐known feature in patients with testicular germ cell tumours (GCTs) at the time of diagnosis but the underlying biological reasons are incompletely understood. Objectives This study aimed to identify GCT‐specific clinical factors that are involved with poor semen quality in GCT patients.
Klaus‐Peter Dieckmann +9 more
wiley +1 more source
Reduced glutathione and cysteine hydrochloride on crossbred bull semen
Over the last few years, good quality freezable semen was not utilized effectively due to less knowledge about the freezability of semen. One reason is the lack of sufficient antioxidants in the seminal plasma and semen extender.
P Perumal
core +1 more source
Sperm Telomere Interactions Are Impaired in Testicular Cancer Before and After Adjuvant Therapy
ABSTRACT Background No study has yet explored telomere length or interaction in sperm nuclei of testicular cancer (TC) patients exposed to chemotherapy or radiotherapy. However, sperm telomere dynamics have emerged as a potential marker in male infertility.
Benoit Berby +10 more
wiley +1 more source
Cryopreservation of human spermatozoa—introduced in the 1960's—has been recognized as an efficient procedure for management of male fertility before therapy for malignant diseases, vasectomy or surgical infertility treatments, to store donor and partner ...
Marlea Di Santo +3 more
doaj +1 more source
ABSTRACT Background Testicular germ cell cancer (TGCC) is the most frequent malignancy in young men of reproductive age. According to guidelines, semen cryopreservation should be performed prior to orchiectomy. Lack of time and local facilities as well as mental pressure are challenges in terms of fertility preservation before surgery.
Yuhe Tang +4 more
wiley +1 more source
Copyright © 2015 Elsevier Ltd. All rights reserved.Preservation of gonadal function,is an important priority for the long-term health of cancer survivors of both sexes and all ages at treatment..
Mitchell, Rod T +5 more
core +1 more source
ABSTRACT Background Testicular germ cell tumours (TGCT) are the most common malignancies among young men and represent a major threat to reproductive health. Both the disease itself and oncological treatments, particularly chemotherapy, can compromise spermatogenesis and semen quality.
Ondrej Sanovec +18 more
wiley +1 more source
Role of oxidative stress and antioxidants in domestic and non-domestic cat spermatozoa [PDF]
Living cells, including spermatozoa, stored under aerobic conditions require oxygen to support their normal metabolism. Excessive levels of metabolites (reactive oxygen species; ROS) can cause cell damage or lipid peroxidation.
Thuwanut, Paweena
core
Improvement of Mouse Spermatozoa Freezing at ‐80°C With Ascorbic Acid 2‐Glucoside at Thawing Phase
ABSTRACT Background Sperm cryopreservation is the most common method to maintain a great number of mutant mouse lines. However, the use of liquid nitrogen (LN2) for freezing presents considerable problems in terms of cost, safety, and accessibility. For this reason, the storage of semen samples at ‐80° in ultra‐freezers has been increasingly used in ...
Alessia Paradiso +6 more
wiley +1 more source
ABSTRACT Background Challenges in establishing clinical conventional in vitro fertilization (IVF) in horses include variation in sperm and oocyte quality, which can be affected by mare age. Extended preincubation of stallion spermatozoa has resulted in successful IVF.
Raul A. Gonzalez‐Castro +6 more
wiley +1 more source

