Results 61 to 70 of about 3,881,088 (252)

Characterizing steady states of genome-scale metabolic networks in continuous cell cultures

open access: yes, 2017
We present a model for continuous cell culture coupling intra-cellular metabolism to extracellular variables describing the state of the bioreactor, taking into account the growth capacity of the cell and the impact of toxic byproduct accumulation.
Fernandez-de-Cossio-Diaz, Jorge   +2 more
core   +5 more sources

Microbial Isolation [PDF]

open access: yes, 2020
The importance of isolating a microbe from the environment, such as food (solid substrate), drinks (liquid substrate), and yourself because of the many microbes that are difficult to observe or distinguish directly using the five senses.
Jufri, R. F. (Rhezqy)
core   +2 more sources

Особливості введення в культуру in vitro вишні сорту ‘Ксенія’ та черешні сорту ‘Василиса прекрасна’

open access: yesPlant Varieties Studying and Protection, 2020
Мета. Визначити оптимальні строки відбору експлантів, підібрати стерилізуючі агенти та режими стерилізації, а також поживне середовище для введення в культуру in vitro нових перспективних сортів вишні (Prunus cerasus L.) та черешні (Prunus avium L ...
Т. А. Натальчук   +3 more
doaj   +1 more source

Influence of nutrient density and feed form on growth performance, nutrient digestibility and gastro intestinal tract development in broilers fed wheat-based diets : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Animal Science at Massey University, Manawatu, New Zealand [PDF]

open access: yes, 2019
Figures 2.1.& 2.2 have been removed for copyright reasons but may be accessed via their source.This study investigated the influence of nutrient density and feed form, and their interaction on growth performance, nitrogen-corrected apparent metabolisable
Hamungalu, Obright
core  

Household energy and recycling of nutrients and carbon to the soil in integrated crop-livestock farming systems : a case study in Kumbursa village, Central Highlands of Ethiopia [PDF]

open access: yes, 2017
Acknowledgements We are grateful to the farmers of Kumbursa village for their wholehearted cooperation in providing genuine responses to interview questions during the household survey.
Abegaz, Assefa   +4 more
core   +1 more source

Production and Characterization of α-Amylase from Indigenously Isolated Streptomyces sp.

open access: yesBioResources, 2022
Streptomyces species have been exploited widely as microbial cell factories, especially for antibiotic production. However, their potential for alpha-amylase production has not been extensively studied.
Imran Ali   +6 more
doaj  

Spathiphyllum’un in vitro mikro çoğaltımı üzerine şeker konsantrasyonlarının etkileri

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2018
Fotoototrofik mikro çoğaltım, doku kültüründe gereksinim duyulankarbonun karbondioksitten karşılanmasıdır. Bu yöntemin temeli besin ortamınaorganik karbon kaynağı olarak şekerin ilave edilmemesi veya konsantrasyonununazaltılması koşuluna dayanmaktadır ...
Mustafa Özzambak   +3 more
doaj   +1 more source

Mathematical modelling of fibre-enhanced perfusion inside\ud a tissue-engineering bioreactor [PDF]

open access: yes, 2009
We develop a simple mathematical model for forced flow of culture medium through a porous scaffold in a tissue- engineering bioreactor. Porous-walled hollow fibres penetrate the scaffold and act as additional sources of culture medium.
Bailey, Clare   +16 more
core  

Optimized Nutrient Medium for Galanthamine Production in Leucojum aestivum L. in vitro Shoot System

open access: yesZeitschrift für Naturforschung C - A Journal of Biosciences, 2009
The common effect of NH4+, NO3-, KH2PO4 and sucrose on the biosynthesis of galanthamine by a Leucojum aestivum shoot culture was studied. Polynominal regression models were elaborated for the description of the galanthamine biosynthesis as a consequence ...
V. Georgiev   +7 more
semanticscholar   +1 more source

Studying the Effect of Experimental Bases on the Growth Quality of Liquid Nutritional Media for Submerged Cultivation of Plague Microbe Vaccine Strain

open access: yesПроблемы особо опасных инфекций, 2022
The aim of the study was to investigate the effect of experimental bases on the growth qualities of liquid nutrient media at the stage of obtaining the biomass of plague microbe vaccine strain using submerged cultivation.Materials and methods.
N. V. Abzaeva   +7 more
doaj   +1 more source

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