Results 1 to 10 of about 103,115 (258)

Effect of Plasma-rich in Growth Factors Supplementation Timing on Cryopreservation Outcomes in Normozoospermic Samples and Its Protective Role in Asthenoteratozoospermia [PDF]

open access: yesJournal of Human Reproductive Sciences
Background: Sperm cryopreservation may have detrimental effects on sperm parameters freezing and thawing. Aim: In this study, the effects of plasma-rich in growth factors (PRGFs) at different stages of freezing-thawing on sperm parameters in ...
Sanaz Keyvanlou   +2 more
doaj   +2 more sources

Mathematical Modeling of Glacier Melting in the Arctic with Regard to Climate Warming

open access: yesСовременные информационные технологии и IT-образование, 2021
The paper studies the initial boundary-edge problem for the non-stationary one-dimensional thermal conductivity equation, which models the temperature distribution in the glacier.
Anatoliy Fedotov   +2 more
doaj   +1 more source

Effects of Repeated Cryopreservation of Cleavage-Stage Embryos on Pregnancy and Perinatal Outcomes of Single Embryo Transfer

open access: yesClinical and Experimental Obstetrics & Gynecology, 2022
Background: Embryo cryopreservation is an important part of assisted reproductive technologies to increase cumulative pregnancy rate in clients. However, in clinical settings, embryos can be subjected to repeated cryopreservation-warming cycles due to ...
Yali Wang   +5 more
doaj   +1 more source

Simulation modeling of non-stationary thermophysical processes when monitoring the reliability of main oil pipelines in the Arctic

open access: yesИзвестия высших учебных заведений: Нефть и газ, 2021
The use of modern complexes for calculating the designed pipeline systems and for predicting their behavior for a period of more than ten years is necessary in modern conditions of the constantly developing hydrocarbon market and the development of new ...
V. V. Golik   +4 more
doaj   +1 more source

Effect of freezing and thawing rates on sperm motility in Bocachico Prochilodus magdalenae (Pisces, Characiformes) [PDF]

open access: yesRevista Mvz Cordoba, 2013
Objective. To determine the freezing and thawing rates necessary to maintain sperm viability during cryopreservation of Bocachico semen. Materials and methods.
José G. Martínez, Sandra Pardo C
doaj   +2 more sources

Effect of anaerobic digestion of manure before application to soil – benefits for nitrogen utilization? [PDF]

open access: yesInternational Journal of Recycling of Organic Waste in Agriculture, 2021
Purpose Anaerobic digestion produces renewable energy, biogas, from organic residues, but also digestate, a valuable organic fertiliser. Previous studies have indicated that digestate contains ample plant available nitrogen (N), but there are also ...
Bente Foereid   +3 more
doaj   +1 more source

Guidance on date marking and related food information: part 2 (food information)

open access: yesEFSA Journal, 2021
A risk‐based approach was used to develop guidance to be followed by food business operators (FBOs) when deciding on food information relating to storage conditions and/or time limits for consumption after opening a food package and thawing of frozen ...
EFSA Panel on Biological Hazards (BIOHAZ)   +22 more
doaj   +1 more source

Thawing process calculation of egg ingredients particles in minced meat

open access: yesТеория и практика переработки мяса, 2019
Sausages from poultry meat are present on the domestic market. In this regard, the problem of improving the competitiveness of these products is urgent. One way to solve this problem is to replace part of the raw meat in the minced meat for sausages with
V. P. Agafonychev, V. N. Makhonina
doaj   +1 more source

Feasibility of Using Electrical Impedance Spectroscopy for Assessing Biological Cell Damage during Freezing and Thawing

open access: yesSensors, 2021
This study was performed to test bioimpedance as a tool to detect the effect of different thawing methods on meat quality to aid in the eventual creation of an electric impedance-based food quality monitoring system.
Sisay Mebre Abie   +6 more
doaj   +1 more source

Effect of Different Equilibration Times and Freezing Rates on Bull Spermatozoa Cryotolerance

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2023
Sperm cryopreservation is a complex process consisting of several steps, the details of which are not yet universally agreed upon. The objective of this study was to evaluate the effects of different equilibration times and freezing rates on post-thaw ...
Jan Pytlík   +5 more
doaj   +1 more source

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