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Effect of Organic Acids on Microbial Populations and Salmonella typhimurium in Pork Loins
Lactic Acid Citric Acid Acetic Acid Salmonella Typhimurium Total Plate Counts Coliforms
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2016/4/12
The objective of this study was to evaluate the effects of various organic acids on microbial characteristics and Salmonella typhimurium in pork loins. Fresh pork loins were sprayed with various organ...
Microbial degradation of peptidoglycan in seawater
Microbial degradation peptidoglycan seawater
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2014/5/20
A constituent of the bacterial cell wall, peptidoglycan, has been suggested to be a significant fraction of marine dissolved organic matter, but little is known about its turnover. We measured hydroly...
Airborne hyperspectral detection of microbial mat pigmentation in Rangiroa atoll (French Polynesia)
Airborne hyperspectral detection of microbial mat pigmentation in Rangiroa atoll (French Polynesia)
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2014/5/19
The pigmentation of a cyanobacterial mat located in Rangiroa atoll (French Polynesia) was characterized using low-altitude (500 m) Compact Airborne Spectrometer Imager hyperspectral measurements. Peak...
Coupled dynamics of dimethylsulfoniopropionate and dimethylsulfide cycling and the microbial food web in surface waters of the North Atlantic
Coupled dynamics dimethylsulfoniopropionate dimethyl sulfide cycling the microbial food web surface waters of the North Atlantic
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2014/5/26
Oceanic dimethylsulfide (DMS), the main natural source of sulfur to the global atmosphere, is suggested to play a key role in the interaction between marine biota and climate. Its biochemical precurso...
Kinetics of microbial Fe(III) oxide reduction in freshwater wetland sediments
Kinetics of microbial Fe(III) oxide reduction freshwater wetland sediments
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2014/5/26
The kinetics of microbial amorphous Fe(III) oxide reduction was investigated in sediments from a freshwater wetland in north central Alabama, USA. Fe(III) oxide concentrations decreased exponentially ...
Effect of Heating on Polymerization of Pig Skin Collagen Using Microbial Transglutaminase
Pig Skin Collagen Microbial Transglutaminase Biopolymer Heat Treatment
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2016/4/11
Polymerization of heated or unheated pig skin collagen using microbial transglutaminase (MTGase) was investigated. Pig skin collagen samples were heated or left unheated, then enzymatically polymerize...
Possible Role of Microbial Polysaccharides in Nontronite Formation
Biomineralization Extracellular Polysaccharides Microbes Micromorphology Microstructure Nontronite
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2011/12/5
Abstract: Nontronite and microbes were detected in the surface layers of deep-sea sediments from Iheya Basin, Okinawa Trough, Japan. Nontronite, an Fe-rich smectite mineral, was embedded in acidic pol...
Dissolved organic carbon production by microbial populations in the Atlantic Ocean
Dissolved organic carbon production microbial populations Atlantic Ocean
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2014/6/9
Dissolved organic carbon (DOC) production by microbial populations was measured at 19 stations in the Atlantic Ocean to quantify the fraction of photoassimilated carbon that flows through the dissolve...
Microbial size spectra from natural and nutrient enriched ecosystems
Microbial size spectra natural nutrient enriched ecosystems
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2014/6/9
Microbial size spectra, including bacteria through nanophytoplankton, were measured by use of flow cytometry across the western north Atlantic Ocean and during two nutrient enrichment studies: bottle ...
Massive developments of microbial mats following phytoplankton blooms in a naturally eutrophic bay: Implications for nitrogen cycling
microbial mats phytoplankton blooms naturally eutrophic bay nitrogen cycling
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2014/6/9
Benthic nitrogen processes have received substantial attention because the release of nutrients from sediments can contribute to the requirements of pelagic primary production; their study can also gi...
Fine-scale measurement of diffusivity in a microbial mat with nuclear magnetic resonance imaging
nuclear magnetic resonance imaging Fine-scale measurement
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2014/5/30
Noninvasive
1
H–nuclear magnetic resonance (NMR) imaging was used to investigate the diffusive properties of
microbial mats in two dimensions. Pulsed field gradient NMR was used to acquire im...
Microbial degradation of organic carbon and nitrogen on diatom aggregates
organic carbon nitrogen
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2014/5/30
The major pathways of transformation of particulate organic matter by heterotrophic bacteria are respiration and
production of new biomass. Until today only a limited number of studies have measured ...
Formation of Banded Iron-Manganese Structures by Natural Microbial Communities
Bacteria Banded Fe-Mn Structure Biomats Biomineralization Zebra Architecture
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2011/12/6
Abstract: Microbial structures in the form of banded zebra patterns have been found as periodic iron-manganese layers in living biomats on the coast of Satsuma-Iwo Jima, a small volcanic island near s...
Effects of microbial activity on the 18O of dissolved inorganic phosphate and textural features of synthetic apatites
microbial activity inorganic phosphate textural features synthetic apatites
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2012/4/1
Laboratory growth experiments were conducted to investigate the oxygen isotope effects associated with bacterial metabolism of phosphatic compounds commonly available in nature. The observed oxygen is...
Microbial oxidation of pyrite: Experiments using microorganisms from an extreme acidic environment
Microbial oxidation microorganisms acidic environment
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2012/4/1
Surface colonization and microbial dissolution of pyrite were studied in the laboratory and by in situ surface colonization experiments conducted at Iron Mountain, California.Laboratory experiments in...