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You searched for: Subject "microbial contamination" Remove constraint Subject: "microbial contamination"
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1. Nanozymes for foodborne microbial contaminants detection: Mechanisms, recent advances, and challenges

Author:
Zehui Su; Ting Du; Xiaofei Liang; Xinze Wang; Lingfan Zhao; Jing Sun; Jianlong Wang; Wentao Zhang
Source:
Food control 2022 v.141 pp. 109165
ISSN:
0956-7135
Subject:
microbial contamination,   etc   ; food contamination; human health;     Show all 3 Subjects
Abstract:
... Foodborne microbial contaminants exist in foods variously and pose a major threat to human health. Therefore, the fast and touchy orientation of microbial contaminants in food is critical for avoiding the emergence and spreading of foodborne maladies. Nanozymes have the advantages of multifunction, which show broad application potential in the analysis of microbial contaminants and the prevention ...
DOI:
10.1016/j.foodcont.2022.109165

2. Investigating Antimicrobial Characteristics/Advantages of Australian Wood Species for Use in Food Packaging—A Feasibility Study

Author:
Maryam Shirmohammadi
Source:
Forests 2022 v.13 no.2 pp. -
ISSN:
1999-4907
Subject:
microbial contamination,   etc   ; Escherichia coli; feasibility studies; hardwood; softwood;     Show all 5 Subjects
Abstract:
... The antimicrobial characteristics of Australian commercial timber species were studied using a direct screening method and two different microorganisms. The effectiveness of timber samples was compared with plastic and paper samples during an incubation period of 24 h at 37 °C. The initial data with E. coli and S. aureus showed no difference in performance between the plastic and paper samples and ...
DOI:
10.3390/f13020334

3. Biobased materials for food packaging

Author:
Jiaxiu Wang; Markus Euring; Kolja Ostendorf; Kai Zhang
Source:
Journal of bioresources and bioproducts 2022 v.7 no.1 pp. 1-13
ISSN:
2369-9698
Subject:
microbial contamination,   etc   ; biobased products; biomass; food storage; shelf life; wastes;     Show all 6 Subjects
Abstract:
... Consumers prefer foods that are healthier with high quality and safety. Food packaging are demanded to effectively extend the shelf-life, preserve the nutrients and decrease the microbial contamination during the transport and storage of food. With the increasing concern on the environmental impacts caused by food packaging wastes, sustainable and green packaging are highly demanded to minimize th ...
DOI:
10.1016/j.jobab.2021.11.004

4. The structure and diversity of microalgae-microbial consortia isolated from various local organic wastes

Author:
Min Su; Marta Dell'Orto; Giuliana D'Imporzano; Alessia Bani; Alex J. Dumbrell; Fabrizio Adani
Source:
Bioresource technology 2022 v.347 pp. 126416
ISSN:
0960-8524
Subject:
microbial contamination,   etc   ; Chlorella; Tetradesmus; carbon; cows; microalgae; risk; slurries; technology;     Show all 9 Subjects
Abstract:
... Pure microalgae cultivation in organic wastes may be hampered by their low adaptation to extreme growth conditions and by the risk of microbial contamination. This work aimed to isolate self-adapted microalgae-microbial consortia able to survive in organic wastes characterized by extreme conditions, to be then proposed for technological application in removing carbon and nutrients from wastes’ str ...
DOI:
10.1016/j.biortech.2021.126416

5. Pilot Study on Poultry Meat from Antibiotic Free and Conventional Farms: Can Metagenomics Detect Any Difference?

Author:
Alessandra De Cesare; Chiara Oliveri; Alex Lucchi; Federica Savini; Gerardo Manfreda; Claudia Sala
Source:
Foods 2022 v.11 no.3 pp. -
ISSN:
2304-8158
Subject:
microbial contamination,   etc   ; antibiotic resistance; antibiotics; cecum; farms; metagenomics; microbiome; poultry meat;     Show all 8 Subjects
Abstract:
... Antibiotic free farms are increasing in the poultry sector in order to address new EU regulations and consumer concerns. In this pilot study, we investigated whether the efforts of raising chickens without the use antibiotics make any difference in the microbiome of poultry meat eaten by consumers. To this aim we compared the microbiomes characterizing caeca and the corresponding carcasses of two ...
DOI:
10.3390/foods11030249

6. Impact of the aquatic pathobiome in low-income and middle-income countries (LMICs) quest for safe water and sanitation practices

Author:
Elisa Taviani; Olivia Pedro
Source:
Current opinion in biotechnology 2022 v.73 pp. 220-224
ISSN:
0958-1669
Subject:
microbial contamination,   etc   ; biotechnology; climate; phylogeny; sanitation; urbanization; water pollution; Sub-Saharan Africa;     Show all 8 Subjects
Abstract:
... Microbial contamination of surface waters is of particular relevance in low-income and middle-income countries (LMICs) since they often represent the only available source of water for drinking and domestic use. In the recent years, a growing urbanization, profound demographic shifts and drastic climate events have greatly affected LMICs capacity to reach access to safe drinking water and sanitati ...
DOI:
10.1016/j.copbio.2021.08.015

7. Shelf life prolongation of fresh strawberries by nonthermal plasma treatment

Author:
P. Hozák; J. Jirešová; J. Khun; V. Scholtz; J. Julák
Source:
Journal of food processing and preservation 2022 v.46 no.9 pp. e16150
ISSN:
0145-8892
Subject:
microbial contamination,   etc   ; air; color; decontamination; microbial load; nonthermal processing; shelf life; taste;     Show all 8 Subjects
Abstract:
... The action of nonthermal atmospheric air plasma, producing the rich amount of reactive particles from surrounding air, on strawberries microbial decontamination was investigated. The plasma produced by the multipoint AC corona discharge fed by a Tesla coil and applied on strawberries leads to a substantial reduction of microbial load without influencing the sensory properties like taste and color. ...
DOI:
10.1111/jfpp.16150

8. Contaminantes microbianos en cervezas artesanales embotelladas de la Patagonia andina argentina

Author:
Mailen Latorre; M. Clara Bruzone; Virginia de Garcia; Diego Libkind
Source:
Revista argentina microbiología 2022 pp. -
ISSN:
0325-7541
Subject:
microbial contamination,   etc   ; Saccharomyces; beers; lactic acid; pH; sensory evaluation; Andes region; Argentina;     Show all 8 Subjects
Abstract:
... The brewing activity in Andean Patagonia plays a very important role in the region's economy, being microbial contamination one of the main problems in terms of quality. The presence of contaminant bacteria and wild yeasts in beer generate microbiological, physical and chemical changes that impact on its sensory attributes. However, few breweries establish criteria and policies to guarantee the qu ...
DOI:
10.1016/j.ram.2022.05.006

9. Curcumin-Based Photosensitization, a Green Treatment in Inactivating Aspergillus flavus Spores in Peanuts

Author:
Nalukui Mukubesa; Rafael Nguenha; Hung T. Hong; Maral Seididamyeh; Michael E. Netzel; Yasmina Sultanbawa
Source:
Foods 2022 v.11 no.3 pp. -
ISSN:
2304-8158
Subject:
microbial contamination,   etc   ; Aspergillus flavus; aflatoxin B1; curcumin; fungal growth; photosensitivity; shelf life;     Show all 7 Subjects
Abstract:
... Controlling microbial contamination in foods using effective clean and green technologies is important in producing food with less contaminants. This study investigates the effect of photosensitization treatment using naturally occurring curcumin on inactivating Aspergillus flavus spores on peanuts. Light dosages of 76.4 J/cm² and 114.5 J/cm² at 420 nm were employed in combination with curcumin co ...
DOI:
10.3390/foods11030354

10. Biosynthesis and biotechnological interventions for commercial production of microalgal pigments: A review

Author:
Amit Srivastava; Mohneesh Kalwani; Hillol Chakdar; Sunil Pabbi; Pratyoosh Shukla
Source:
Bioresource technology 2022 v.352 pp. 127071
ISSN:
0960-8524
Subject:
microbial contamination,   etc   ; biosynthesis; carotenoids; eukaryotic cells; microalgae; nutrition; photosynthesis; radiation resistance; technology;     Show all 9 Subjects
Abstract:
... Microalgae are photosynthetic eukaryotes that serve as microbial cell factories for the production of useful biochemicals, including pigments. These pigments are eco-friendly alternatives to synthetic dyes and reduce environmental and health risks. They also exhibit excellent anti-oxidative properties, making them a useful commodity in the nutrition and pharmaceutical industries. Light-harvesting ...
DOI:
10.1016/j.biortech.2022.127071

11. Identification of Microorganisms Dwelling on the 19th Century Lanna Mural Paintings from Northern Thailand Using Culture-Dependent and -Independent Approaches

Author:
Nattaphon Suphaphimol; Nakarin Suwannarach; Witoon Purahong; Churdsak Jaikang; Kamonpan Pengpat; Natthawat Semakul; Saranphong Yimklan; Surachai Jongjitngam; Saiklang Jindasu; Sathaporn Thiangtham; Panuwan Chantawannakul; Terd Disayathanoowat
Source:
Biology 2022 v.11 no.2 pp. -
ISSN:
2079-7737
Subject:
microbial contamination,   etc   ; Aspergillus; biodegradation; calcium; discoloration; fungi; gamma-Proteobacteria; prediction; saprotrophs; Thailand;     Show all 10 Subjects
Abstract:
... Lanna painting is a unique type of painting in many temples in the Northern Thai region. Similar to most mural paintings, they usually decay over time partly due to the activity of microbes. This study aimed to investigate the microorganisms from two Lanna masterpiece paintings in two temples that differ in the numbers of visitors using both culture-dependent and -independent approaches. The micro ...
DOI:
10.3390/biology11020228

12. Radiant catalytic ionization improves the microbiological status of rodent facilities without affecting the prooxidative status of mice

Author:
Tomasz Niemiec; Krzysztof Skowron; Wiesław Świderek; Joanna Kwiecińska-Piróg; Grzegorz Gryń; Katarzyna Fiszdon; Andrzej Łozicki; Klara Zglińska; Iwona Kosieradzka; Piotr Koczoń
Source:
Laboratory animals 2022 v.56 no.3 pp. 225-234
ISSN:
1758-1117
Subject:
microbial contamination,   etc   ; air; animal care; disinfection; filtration; hygiene; ionization; laboratories; microbial growth;     Show all 9 Subjects
Abstract:
... The main microbial contaminants of rooms in which laboratory rodents are housed are bacteria and fungi. Restriction of microbial growth to below threshold levels requires the application of various sophisticated antimicrobial techniques that must be effective and safe for the animals. Some of the most commonly used techniques, including chemical disinfection, ventilation, filtration, sterilization ...
DOI:
10.1177/00236772211027740

13. Biobased materials for active food packaging: A review

Author:
Omar Mohammad Atta; Sehrish Manan; Ajmal Shahzad; Mazhar Ul-Islam; Muhammad Wajid Ullah; Guang Yang
Source:
Food hydrocolloids 2022 v.125 pp. 107419
ISSN:
0268-005X
Subject:
microbial contamination,   etc   ; biodegradability; human health; hydrocolloids; irradiation; oxidation; petroleum; polysaccharides; risk; shelf life;     Show all 10 Subjects
Abstract:
... A large portion of food is lost due to the damage caused by different environmental factors such as moisture, oxidation, irradiation, microbial contamination, and others. Thus, food should be protected from such damages by developing strategies, such as packaging, to enhance its quality, stability, and shelf-life. The usage of conventional petroleum-based packaging materials is a great risk to hea ...
DOI:
10.1016/j.foodhyd.2021.107419

14. Metallic Nanoparticles in the Food Sector: A Mini-Review

Author:
Cristina Couto; Agostinho Almeida
Source:
Foods 2022 v.11 no.3 pp. -
ISSN:
2304-8158
Subject:
microbial contamination,   etc   ; biosafety; food industry; food quality; freshness; shelf life; strength (mechanics); toxicity;     Show all 8 Subjects
Abstract:
... Nanomaterials, and in particular metallic nanoparticles (MNPs), have significantly contributed to the production of healthier, safer, and higher-quality foods and food packaging with special properties, such as greater mechanical strength, improved gas barrier capacity, increased water repellency and ability to inhibit microbial contamination, ensuring higher quality and longer product shelf life. ...
DOI:
10.3390/foods11030402

15. Microbial contamination profile change over a 4‐year period in nonoperated cleft soft palate

Author:
Gieljam Johannes Roode; Kurt‐Wilhelm Bütow; Sharan Naidoo
Source:
Journal of applied microbiology 2022 v.132 no.1 pp. 665-674
ISSN:
1364-5072
Subject:
microbial contamination,   etc   ; Klebsiella pneumoniae; anti-infective agents; antibiotic resistance; microorganisms; microscopy; palate; pathogens;     Show all 8 Subjects
Abstract:
... AIMS: Surgical site infection is a major concern in cleft soft palate. Knowledge of the type, number and antimicrobial resistance of pathogens present preoperatively contribute to treatment success. The aim of this study is to determine whether or not the microbial contamination (diversity) preoperatively has changed since 2015. METHODS AND RESULTS: Swabs were taken from the surgical site in 103 c ...
DOI:
10.1111/jam.15193

16. Quantifying Escherichia coli contamination in milling equipment during lab‐scale milling operations

Author:
Jared Rivera; Manoj K. Pulivarthi; DP Shivaprasad; Randall Phebus; Charles G. Aldrich; Kaliramesh Siliveru
Source:
Cereal chemistry 2022 v.99 no.5 pp. 1124-1136
ISSN:
0009-0352
Subject:
microbial contamination,   etc   ; Escherichia coli; chemistry; cross contamination; equipment; food safety; risk; sanitation; wheat;     Show all 9 Subjects
Abstract:
... BACKGROUND AND OBJECTIVES: Cross‐contamination of foodborne pathogens from equipment to food is a food safety concern. The objective of this study was to quantify the amount of Escherichia coli contamination in mill equipment after milling inoculated and noninoculated wheat in single milling run. FINDINGS: Mill equipment used for milling inoculated kernels contained substantial amounts of E. coli. ...
DOI:
10.1002/cche.10558

17. A Comprehensive Review of Maple Sap Microbiota and Its Effect on Maple Syrup Quality

Author:
Perry Jennifer J.; Fiore Maria C.
Source:
Food reviews international 2022 v.38 no.6 pp. 1266-1285
ISSN:
1525-6103
Subject:
microbial contamination,   etc   ; liquids; maple syrup; microbial growth; risk; sanitation; sap; trees; xylem; yeasts;     Show all 10 Subjects
Abstract:
... When in the tree xylem, maple sap is void of microbial contaminants, including bacteria, yeast, and molds. Once tapped, however, the liquid which is comprised primarily of water, becomes a nutrient reservoir for environmental microbiota. Introduction of microorganisms is exacerbated by poor sanitation practices, sap storage procedures, as well as environmental factors. Excessive microflora growth ...
DOI:
10.1080/87559129.2020.1788579
CHORUS:
10.1080/87559129.2020.1788579

18. Estimating Effective Porosity in Bedrock Aquifers

Author:
Stephen R.H. Worthington
Source:
Ground water 2022 v.60 no.2 pp. 169-179
ISSN:
0017-467X
Subject:
microbial contamination,   etc   ; aquifers; bedrock; effective porosity; groundwater; preferential flow; travel; uncertainty; water table;     Show all 9 Subjects
Abstract:
... Flow in many bedrock aquifers is through fracture networks. Point to point tracer tests using applied tracers provide a direct measure of time of travel and are most useful for determining effective porosity. Calculated values from these tests are typically between 10⁻⁴ and 10⁻² (0.01% to 1%), with these low values indicating preferential flow through fracture and channel networks. Tracer tests ar ...
DOI:
10.1111/gwat.13171

19. Microbial contamination of diesel-biodiesel blends in storage tank; an analysis of colony morphology

Author:
Leily Nurul Komariah; Susila Arita; Muhammad Rendana; Cindi Ramayanti; Ni Luh Suriani; Desi Erisna
Source:
Heliyon 2022 v.8 no.4 pp. e09264
ISSN:
2405-8440
Subject:
microbial contamination,   etc   ; acidity; biodiesel; glass; microbial growth; stainless steel; storage time; water content;     Show all 8 Subjects
Abstract:
... Fuel contamination is a major issue that comes with the utilization of biodiesel. Microbial growth is one of the primary causes of contamination during fuel handling and storage. This work attempts to identify the types, shapes, and growth profiles of microorganisms on fuel samples. The morphology of microbial colonies is presented in order to analyze the potential of fuel contamination. The diese ...
DOI:
10.1016/j.heliyon.2022.e09264

20. Microbial ecology of tourist Paleolithic caves

Author:
Zélia Bontemps; Lise Alonso; Thomas Pommier; Mylène Hugoni; Yvan Moënne-Loccoz
Source:
Science of the total environment 2022 v.816 pp. 151492
ISSN:
0048-9697
Subject:
microbial contamination,   etc   ; Animalia; Archaea; environment; microbial ecology; microbiome; soil; tourism; tourists; France; Spain;     Show all 11 Subjects
Abstract:
... Microorganisms colonize caves extensively, and in caves open for tourism they may cause alterations on wall surfaces. This is a major concern in caves displaying Paleolithic art, which is usually fragile and may be irremediably damaged by microbial alterations. Therefore, many caves were closed for preservation purposes, e.g. Lascaux (France), Altamira (Spain), while others were never opened to th ...
DOI:
10.1016/j.scitotenv.2021.151492