Results 21 to 30 of about 109,038 (258)

Isolation and Identification of Natural Colorant Producing Soil-Borne Aspergillus niger from Bangladesh and Extraction of the Pigment

open access: yesFoods, 2021
Natural colorants have been used in several ways throughout human history, such as in food, dyes, pharmaceuticals, cosmetics, and many other products. The study aimed to isolate the natural colorant-producing filamentous fungi Aspergillus niger from soil
Maria Afroz Toma   +8 more
doaj   +1 more source

Impact of interacting climate change factors on growth and ochratoxin A production by Aspergillus section Circumdati and Nigri species on coffee [PDF]

open access: yes, 2016
The objectives of this study were to evaluate the effect of interacting climate change (CC) factors (water stress [water activity, aw; 0.99-0.90]); temperature [30, 35 °C]; and elevated CO2 [400 and 1000 ppm] on (1) lag phases prior to growth, (2) growth
Akbar, Asya   +2 more
core   +1 more source

Effect of Lime Pretreatment on Microstructure of Cassava Stalk Fibers and Growth of Aspergillus niger

open access: yesBiosaintifika: Journal of Biology & Biology Education, 2018
Cassava stalk can be converted into sugar-based product by using microorganism. Unfortunately, lignin act as a barrier of optimal bioconversion. Cassava stalk needs pretreatment process for removing this barrier.
Pramesti Dewi   +3 more
doaj   +1 more source

Comparison in antioxidant and antitumor activities of pine polyphenols and its seven biotransformation extracts by fungi [PDF]

open access: yesPeerJ, 2017
Microbial transformation can strengthen the antioxidant and antitumor activities of polyphenols. Polyphenols contents, antioxidant and antitumor activities of pine polyphenols and its biotransformation extracts by Aspergillus niger, Aspergillus oryzae ...
Hui Li, Zhenyu Wang
doaj   +2 more sources

Development Of Ecologically Safe Technology Of Waste Mycelia Recycling [PDF]

open access: yes, 2017
Chitosan is a cationic polymer derived by deacetylation of chitin obtained from crustaceans. Biodegradable and mucoadhesion properties of chitosan have recently led to increasing the interest.
Yegorova, O. (Oksana)
core   +2 more sources

Analysis of variance components reveals the contribution of sample processing to transcript variation [PDF]

open access: yes, 2009
The proper design of DNA microarray experiments requires knowledge of biological and technical variation of the studied biological model. For the filamentous fungus Aspergillus niger, a fast, quantitative real-time PCR (qPCR)-based hierarchical ...
Veen, D., van der   +3 more
core   +1 more source

Biosorption potential of lead tolerant fungi isolated from refuse dumpsite soil in Nigeria

open access: yesActa Scientiarum: Biological Sciences, 2020
Metals are non-biodegradable and recurrent in the environs. Heavy metals tolerant fungi were isolated from refuse dumpsite soil using pour plate method. These fungi were identified as Aspergillus niger, Penicillium chrysogenum and Rhizomucor sp.
Jeremiah David Bala   +5 more
doaj   +1 more source

Morphological and Molecular Diversity of Aspergillus From Corn Grain Used as Livestock Feed

open access: yesHayati Journal of Biosciences, 2017
The study of Aspergillus from corn grains used as livestock feed is important to ensure the safety of the grains as the occurrence of Aspergillus in the corn grain can give an indication of mycotoxin being produced.
Noor Atiqah Zulkifli, Latiffah Zakaria
doaj   +1 more source

Efficient cloning system for construction of gene silencing vectors in Aspergillus niger [PDF]

open access: yes, 2008
An approach based on Gateway recombination technology to efficiently construct silencing vectors was developed for use in the biotechnologically important fungus Aspergillus niger. The transcription activator of xylanolytic and cellulolytic genes XlnR of
Graaff, L.H., de   +3 more
core   +2 more sources

OPTIMASI KONDISI PURIFIKASI PARSIAL LIPASE Aspergillus niger 65I6 SOLID STATE FERMENTATION (SSF) PADA MEDIUM BUNGKIL JARAK SEBAGAI SUMBER BELAJAR PENGANTAR MIKROBIOLOGI

open access: yesBioedukasi: Jurnal Pendidikan Biologi FKIP UM Metro, 2012
Extracellular lipase is an enzyme that catalyzes the hydrolysis reaction of triglycerides into free fatty acids and glycerol and synthesis reaction of esters. Lipase can be produced by microbes include bacteria, fungi and yeasts.
Maulina Nurikasari
doaj   +1 more source

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