Results 31 to 40 of about 9,960,236 (306)

Genotoxicity of nitroso compounds and sodium dichromate in a model combining organ cultures of human nasal epithelia and the comet assay [PDF]

open access: yes, 2001
Genotoxic effects of xenobiotics are a possible step in tumor initiation in the mucosa of the upper aerodigestive tract. Using the comet assay, detecting genotoxicity in human tissue has been restricted to single incubations in vitro, but in vivo most ...
Bergner, Albrecht   +7 more
core   +1 more source

Preparation of Microporous Hydrogel Sponges for 3D Perfusion Culture of Mammalian Cells [PDF]

open access: yesMATEC Web of Conferences, 2021
Three-dimensional (3D) perfusable organ models, primarily composed of liver cells, are expected as an efficient tool for in vitro cell-based drug screening and development.
Hori Aruto   +3 more
doaj   +1 more source

Innovative Approaches for Recovery of Phytoconstituents from Medicinal/Aromatic Plants and Biotechnological Production

open access: yesMolecules, 2020
Continuously growing demand for plant derived therapeutic molecules obtained in a sustainable and eco-friendly manner favors biotechnological production and development of innovative extraction techniques to obtain phytoconstituents.
Radu Claudiu Fierascu   +4 more
doaj   +1 more source

Anodic Stripping Voltammetric Determination of Copper Ions in Cell Culture Media: From Transwell® to Organ-on-Chip Systems

open access: yesChemosensors, 2023
The integration of sensing devices into cell culture systems is a topic of great interest in the study of pathologies and complex biological mechanisms in real-time.
Carmela Tania Prontera   +9 more
doaj   +1 more source

3D Cardiac Cell Culture: A Critical Review of Current Technologies and Applications

open access: yesFrontiers in Cardiovascular Medicine, 2019
Three-dimensional (3D) cell culture is often mentioned in the context of regenerative medicine, for example, for the replacement of ischemic myocardium with tissue-engineered muscle constructs.
Christian Zuppinger
doaj   +1 more source

Generation and evaluation of input values for computational analysis of transport processes within tissue cultures

open access: yesEngineering in Life Sciences, 2022
Techniques for tissue culture have seen significant advances during the last decades and novel 3D cell culture systems have become available. To control their high complexity, experimental techniques and their Digital Twins (modelling and computational ...
Ehsan Fattahi   +4 more
doaj   +1 more source

3D Cell Cultures: Evolution of an Ancient Tool for New Applications

open access: yesFrontiers in Physiology, 2022
Recently, research is undergoing a drastic change in the application of the animal model as a unique investigation strategy, considering an alternative approach for the development of science for the future.
Andrea Cacciamali   +2 more
doaj   +1 more source

CULTURE TECHNIQUES OF Moina SPECIES WITH ORGANIC AND INORGANIC FERTILIZERS

open access: yesKhulna University Studies, 2003
An experiment was conducted to determine the effect of organic (poultry dropping, cow dung, and mustard oil cake) and inorganic (urea) fertilizers on production of Moina in plastic container (2.5L) with or without aeration. Under this condition, the total production of Moina was significantly (p<0.05) higher in both aerated (4950 individuals) and ...
S. M. Rahman   +5 more
openaire   +1 more source

The effect of creatine on the ex vivo contractility of myometrial tissue derived from term pregnant mice and women

open access: yesJournal of the International Society of Sports Nutrition
Background There is evidence that the smooth muscle layer of the uterus, the myometrium, uses creatine to support energy turnover in pregnancy and labour.
Alexus J. Brown   +3 more
doaj   +1 more source

In vitro spermatogenesis: A century‐long research journey, still half way around

open access: yesReproductive Medicine and Biology, 2018
Background Spermatogenesis is one of the most complicated cellular differentiation processes in a body. Researchers struggled to find and develop a micro‐environmental condition that can support the process in vitro.
Mitsuru Komeya   +2 more
doaj   +1 more source

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