Results 21 to 30 of about 202,929 (259)

Genital endometriosis as a cause of female infertility

open access: yesНеонатологія, хірургія та перинатальна медицина, 2013
Cited data review of literature in relation to the role of external genital endometriosis in the structure of gynaecological morbidity in a reproductive period and tactician of treatment of the sterility associated with a genital endometriosis.
O.S. Zakharenko   +2 more
doaj   +1 more source

Developing Triploid Maples

open access: yesHorticulturae, 2020
Maples are common street and shade trees throughout the temperate zone. They are widely used for their wide range of ornamental traits and adaptability, particularly to urban settings. Unfortunately, some species such as Acer tataricum ssp. ginnala (Amur
Ryan N. Contreras, Tyler C. Hoskins
doaj   +1 more source

Plastic responses of survival and fertility following heat stress in pupal and adult Drosophila virilis

open access: yesEcology and Evolution, 2021
The impact of rising global temperatures on survival and reproduction is putting many species at risk of extinction. In particular, it has recently been shown that thermal effects on reproduction, especially limits to male fertility, can underpin species
Benjamin S. Walsh   +5 more
doaj   +1 more source

The Church's Response to Childless Couples: Canonical and Pastoral Considerations on Sterility in the Ugandan context (c. 1084,§3)

open access: yes, 2017
Sterility is one factor which has the potential to disrupt the “partnership of the whole of life” (c. 1055, §1). In both Ugandan and Western societies, couples enter marriage with a strong desire to have children.
Tumusiime, Sebastian Zanikire
core   +1 more source

Ectopic expression of pigeonpea Orf147 gene imparts partial sterility in Cicer arietinum [PDF]

open access: yes, 2023
Orf147, a cytotoxic peptide, has been found to cause cytoplasmic male sterility (CMS) in Cajanus cajanifolius (pigeonpea). In our study, Orf147 was introduced into self-pollinating Cicer arietinum (chickpea) using Agrobacterium-mediated transformation ...
Bhatnagar-Mathur, P   +17 more
core   +1 more source

All you need to know about equipment validation for sterility testing

open access: yesJournal of Clinical Microbiology
Product sterility testing requests are becoming increasingly common in clinical microbiology laboratories due to the rapid development of advanced therapies.
James E. T. Gebo   +4 more
doaj   +1 more source

HPV Infection Affects Human Sperm Functionality by Inhibition of Aquaporin-8

open access: yesCells, 2020
Human sperm cells express different aquaporins (AQPs), AQP3, 7, 8, 11, which are localized both in the plasma membrane and in intracellular structures. Besides cell volume regulation and end stage of cytoplasm removal during sperm maturation, the role of
Giorgia Pellavio   +9 more
doaj   +1 more source

Monogamy promotes altruistic sterility in insect societies [PDF]

open access: yes, 2018
Monogamy is associated with sibling-directed altruism in multiple animal taxa, including insects, birds and mammals. Inclusive-fitness theory readily explains this pattern by identifying high relatedness as a promoter of altruism.
Nicholas G. Davies   +4 more
core   +1 more source

Validated Methods for Removing Select Agent Samples from Biosafety Level 3 Laboratories

open access: yesEmerging Infectious Diseases, 2020
The Federal Select Agent Program dictates that all research entities in the United States must rigorously assess laboratory protocols to sterilize samples being removed from containment areas. We validated procedures using sterile filtration and methanol
Alexandria E. Kesterson   +3 more
doaj   +1 more source

Left to dry: unseen risks lurking on reusable medical devices

open access: yesScientific Reports
In this study, the intricate relationship between the complexity of reusable medical devices and their cleaning efficacy is explored to the point of cleaning failure.
Terra A. Kremer   +5 more
doaj   +1 more source

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