Results 81 to 90 of about 483,306 (352)

Assessment of Biofertilizer Quality and Health Implications of Anaerobic Digestion Effluent of Cow Dung and Chicken Droppings [PDF]

open access: yes, 2013
Anaerobic digestate have been identified as a rich source of essential plant nutrients. Nevertheless, its safety measured by the concentration of pathogen present is of great concern to end users. This research explored the efficiency of the mesophilic
Adie, D. B.   +4 more
core  

The growth of bacteriophage [PDF]

open access: yes, 1939
1. An anti-Escherichia coli phage has been isolated and its behavior studied. 2. A plaque counting method for this phage is described, and shown to give a number of plaques which is proportional to the phage concentration.
Delbrück, Max, Ellis, Emory L.
core   +2 more sources

DENTA: A Dual Enzymatic Nanoagent for Self‐Activating Tooth Whitening and Biofilm Disruption

open access: yesAdvanced Functional Materials, EarlyView.
The nanoapatite with dual enzymes (DENTA) accumulates in dentinal tubules, reducing hypersensitivity caused by dental nerve exposure and facilitating continuous ROS generation through salivary glucose for effective, long‐term whitening. The dentin structures remain non‐destructive due to the low concentration of ROS, demonstrating excellent cell ...
Junseok Kim   +13 more
wiley   +1 more source

Evaluation of techniques for the diagnosis of Strongyloides stercoralis in human immunodeficiency virus (HIV) positive and HIV negative individuals in the city of Itajaí, Brazil

open access: yesBrazilian Journal of Infectious Diseases
Human immunodeficiency virus (HIV) and intestinal parasites are common in Brazil. Previous studies have shown that infection with Strongyloides stercoralis is frequently associated with HIV infection.
Jucelene Marchi Blatt   +1 more
doaj   +1 more source

Evaluation of Petrifilm™ Select E. coli Count Plate medium to discriminate antimicrobial resistant Escherichia coli

open access: yesActa Veterinaria Scandinavica, 2008
Background Screening and enumeration of antimicrobial resistant Escherichia coli directly from samples is needed to identify emerging resistant clones and obtain quantitative data for risk assessment.
Jensen Lars   +3 more
doaj   +1 more source

Agar Plate Preparation v2 [PDF]

open access: yes, 2019
Default scale - 1 L (makes approx. 2.5 sleeves of plates)
openaire   +1 more source

Determining whether estimated spore release rates for Aspergillus fumigatus are compatible with their measured growth rates in composting systems [PDF]

open access: yes, 2008
The composting process like other waste management activities has the potential to generate large concentrations of bioaerosols which can be widely dispersed into the surrounding environment.
Fletcher, L.A.   +2 more
core  

Formation, production and viability of oospores of Phytophthora infestans from potato and Solanum demissum in the Toluca Valley, central Mexico [PDF]

open access: yes, 2001
Aspects of the ecology of oospores of Phytophthora infestans were studied in the highlands of central Mexico. From an investigation of a random sample of strains, it was found that isolates differed in their average capability to form oospores when ...
Flier, W.G.   +3 more
core   +3 more sources

Reconfigurable Magnetic Soft Microrobot for Acoustically Triggered Targeted Bacterial Sterilization

open access: yesAdvanced Functional Materials, EarlyView.
Reconfigurable magnetic soft microrobots integrate in situ‐grown piezoelectric zinc oxide nanorods that produce reactive oxygen species upon acoustic excitation. Combining magnetically guided transport with thermally induced planar reconfiguration, the microrobots achieve targeted delivery and enhanced bacterial sterilization through efficient on ...
Quan Gao   +12 more
wiley   +1 more source

Perbedaan Jumlah Koloni Bakteri Escherichia Coli Pada Media Plate Count Agar (Pca) Dengan Ph 4, 7, Dan 9 Pada Suhu 37oc [PDF]

open access: yes, 2019
Background: The optimum pH for growing Escherichia coli colonies was reported at pH of 7.0. However, most of analyst did not carefully adjust the pH on culture medium preparation. This study was conducted to investigate the effect of medium pH (4, 7, and
Nugraheni, Nike
core  

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