2 edition of utilisation of a waste lignocellulosic by Aspergillus fumigatus IMI 255091 found in the catalog.
utilisation of a waste lignocellulosic by Aspergillus fumigatus IMI 255091
Tracey Michelle Holland
Thesis (Ph.D)-University of Birmingham, Dept of Chemical Engineering.
|Statement||by Tracey Michelle Holland.|
Aspergillus fumigatus is a very common fungus. It’s found in soil and in dead plant and animal material. It’s classified as a saprophyte because it feeds on the decaying remains of living things. It often enters the human body but is generally destroyed by our immune system. Unfortunately, the fungus sometimes causes health problems. Aspergillus fumigatus is responsible for 90 percent of Aspergillus illnesses, according to a report in the journal Clinical Microbiology Reviews. Other disease-causing species include A.
components to form lignocellulosic biomass. Hemicellu-loses are less complex, its concentration in lignocellulosic biomass is 25 to 35% and it is easily hydrolysable to fermentable sugars (Bishnu et al., ). Hemicellulose is a hetero-polysaccharide composed of pentoses (D-xylose and D-arabinose), hexoses (D-manose, D-glucose. Colonization of Aspergillus fumigatus can be found in horses, cows, dogs, cats, and birds. In most of these animals listed above, infection rates average between five and ten percent of a population (Bennet, J.W. and M.A. Klich ), yet it is much higher in avian populations.
PATHOGEN SAFETY DATA SHEET - INFECTIOUS SUBSTANCES SECTION I - INFECTIOUS AGENT. NAME: Aspergillus spp. SYNONYM OR CROSS REFERENCE: Aspergillosis, farmer’s lung, A. fumigatus, A. flavus, A. niger, A. nidulans, A. terreus Footnote 1. CHARACTERISTICS: The genus Aspergillus belongs to the class Euascomycetes of the Phylum Ascomycota Footnote consist . Abstract. In the recent years, Aspergillus fumigatus has become the most prevalent airborne human fungal pathogen. Although A. fumigatus is a saprophyte that naturally develops in the soil, it is responsible for life-threatening diseases in cancer patients and organ transplant recipients in the hospital environment. The rise in the number of patients that are at risk of developing a fatal A.
Aspergillus fumigatus IMI has been found to grow well on ground straw as the principal substrate. Production of beta -D-glucosidase, endo-1,4- beta -D.
The original strain Aspergillus fumigatus MS, which can produce high titers of cellulase, was isolated from an agricultural waste sample ( N E) and was grown on potato dextrose agar slant at 30 °C for 6 days. The strain was stored in the Biophysics Laboratory of Institute of Modern Physics, Chinese Academy of Sciences (CAS).Cited by: 6.
Aspergillus fumigatus is a species of fungus in the genus Aspergillus, and is one of the most common Aspergillus species to cause disease in individuals with an immunodeficiency.
Aspergillus fumigatus, a saprotroph widespread in nature, is typically found in soil and decaying organic matter, such as compost heaps, where it plays an essential role in carbon and nitrogen : Trichocomaceae. Effects of various pure amino acids on the cellulase production of A.
fumigatus Z5. Various pure amino acids as indicated in the experimental procedures were used as specific nutritional factors to evaluate the biodegradation of rice straw by A. fumigatus Z5, and the endo-glucanases, exo-glucanases, β-glucosidases, and xylanase activities were determined during nine consecutive days Cited by: 2.
Rocio Garcia-Rubio, Laura Alcazar-Fuoli, in Reference Module in Life Sciences, Abstract. Aspergillus fumigatus is an opportunistic pathogen and ubiquitous in the environment. In humans, A. fumigatus can cause a wide range of infections whose symptoms are directly determined by the immunological status of the host.
Invasive aspergillosis (IA), is a systemic infection that affects. Aspergillus fumigatus were screened for their cellulase production ability. Cellulase production was analysed in agricultural waste such as rice bran, coconut coir pith, wheat bran and rice husk. Among the study Aspergillus fumigatus have high enzyme activity in rice the study, the optimum.
Aspergillus fumigatus is a species of fungus. It can be found all throughout the environment, including in soil, plant matter, and household. SASP: Aspergillus fumigatus is one of the causative agents of hypersensitivity pneumonitis (HP), as well as invasive lung disease with cavitation or pneumonitis and allergic bronchopulmonary disease.(1) Other causative microorganisms of HP include Micropolyspora faeni and Thermoactinomyces vulgaris.
The development of HP and allergic bronchopulmonary disease caused by Aspergillus fumigatus is. Aspergillus fumigatus ATCC ® ™ Designation: NRRL [, CBSIMILSHB Ac71, NCTCQMWB ] Application: Quality control strain Biomedical Research and Development Material Emerging infectious disease research Opportunistic pathogen research Respiratory research.
Aspergillus is a saprophytic fungus that helps remove environmental carbon and nitrogen from the earth’s atmosphere. Aspergillus is most commonly found in the soil around us, where it thrives on naturally occurring organic debris. While Aspergillus predominantly grows underground, its spores propagate rapidly in the air with each fungus capable of producing thousands of conidia.
Aspergillus fumigatus can colonize and later invade abraded skin, wounds, burns, the cornea, the external ear and paranasal sinuses. It is the most common cause of fungal sinusitis. In immunocompromised patients especially those with neutropenia, it can invade the lungs and other organs causing invasive aspergillosis.
A Thesis on “Production, Optimization and Characterization of Thermostable Cellulase from Aspergillus fumigatus AA and its Application in Production of Reducing Sugars from Agriculture Waste” submitted in the partial fulfillment of the requirements for the degree of Doctor of Philosophy in Biotechnology” by Neha Srivastava.
We investigatedviable Aspergillus fumigatus andthermophilic actinomycete levels upwind anddownwind of a large yard-waste compostingfacility and sought to determine whether levelsin a residential neighborhood near the facilitywere elevated above background levels due tofacility bioaerosol emissions.
Mean bioaerosollevels at the composting. Aspergillus fumigatus Z5 has a strong ability to decompose lignocellulose biomass, and its extracellular protein secretion has been reported in earlier studies employing traditional techniques.
However, a comprehensive analysis of its secretion in the presence of different carbon sources is still lacking. The goal of this work was to identify, quantify and compare the secretome of A. fumigatus.
Aspergillus fumigatus is a critical pathogen of humans. Exposure to A. fumigatus conidia occurs frequently but is normally cleared from the.
Biodegradation of lignocellulosic waste by Aspergillus terreus is reported for the first time. This isolate produced CMCase (carboxymethyl cellulase or endoglucanase) -1 and biodegraded hay and straw during 3 days and the biomass production.
Aspergillus spp. are ubiquitous within the indoor and outdoor environment, particularly in soil, decaying vegetation, and water-damaged building materials ().Inhalation of A. fumigatus spores can lead to colonization and, in damaged airways with retained mucus, germination within the bronchial tree through the production of hyphae.
In some individuals, this stimulates a T helper (Th) type 2. Strains of Aspergillus terreus and A. niger, known to produce xylanase with undetectable amounts of cellulase, were studied for xylanase (EC ) production on various lignocellulosic substrates using solid state fermentation.
Of the lignocellulosic substrates used, wheat bran. Aspergillus fumigatus is an environmental filamentous fungus that can cause life-threatening disease in immunocompromised individuals. Waste Manag. 25, – (). The opportunistic fungal pathogen Aspergillus fumigatus is responsible for a variety of respiratory diseases in humans, such as allergic bronchopulmonary aspergillosis, aspergilloma, and invasive aspergillosis ().This fungus is an airborne saprophyte that is inhaled by every human.
Alveolar macrophages and polymorphonuclear cells, cellular components of the innate defense of the lung. Aspergillus (Plural Aspergilli) is a genus of fungi that consists of about identified species of mold (mould).
Aspergillus can be found in a variety of environments throughout the world given that there growth is largely determined by availability of water. Take a look!Aspergillus fumigatus is a saprotrophic fungus; its primary habitat is the soil.
In its ecological niche, the fungus has learned how to adapt and proliferate in hostile environments. This capacity has helped the fungus to resist and survive against human host defenses and, further, to be responsible for one of the most devastating lung infections in terms of morbidity and mortality.
Abstract. Aspergillus fumigatus is a ubiquitous fungus that plays an important role in carbon and nitrogen recycling in nature.
Because A. fumigatus is thermotolerant, it is a predominant organism during the high-temperature phase of the compost cycle. The ability to grow at elevated temperatures and to utilize numerous varied sources of both carbon and nitrogen to support its growth .