Results 81 to 90 of about 24,393 (215)

Microbiological analysis of debris from STS-42 IML-1 by direct plating of rinse waters [PDF]

open access: yes
Microbial analysis of air filter debris from the Spacelab International Microgravity Laboratory-1 (IML-1) mission was performed via direct plating of rinse waters on a battery of selective and nonselective nutrient agars.
Smithers, G. A.
core   +1 more source

Preliminary Phytochemical and Antimicrobial Properties of Pueraria tuberosa (Willd.) DC: A Potential Medicinal Plant [PDF]

open access: yes, 2009
In vitro antimicrobial and chemical properties of petroleum ether, ethyl acetate and ethanol extracts of Pueraria tuberosa were evaluated. Among the test samples ethyl acetate extract showed pronounced antimicrobial activity, while ethanol extract ...
Venkata Raju, R. R., Venkata Ratnam, K.
core   +1 more source

On-chip cell lysis by antibacterial non-leaching reusable quaternary ammonium monolithic column [PDF]

open access: yes, 2015
Reusable antibacterial non-leaching monolithic columns polymerized in microfluidic channels designed for on-chip cell lysis applications were obtained by the photoinitiated free radical copolymerization of diallyldimethylammonium chloride (DADMAC) and ...
Aly Saad Aly, Mohamed   +2 more
core   +1 more source

Dual Disruption of the Immune Cytokine Spätzle Facilitates Fungal Infection of Diverse Insect Hosts

open access: yesAdvanced Science, Volume 13, Issue 1, 5 January 2026.
The Toll pathway is essential for insect defense against fungal pathogens. This works reports that fungal parasites employ two divergent virulent effectors to target the Toll receptor ligand Spätzle: a metalloprotease degrading it and a hairpin‐like effector hijacking it to block signal transduction. This dual strategy enables the fungus to kill a wide
Shuangxiu Song   +7 more
wiley   +1 more source

Environmental stressor assessment of hydrocarbonoclastic bacteria biofilms from a marine oil spill

open access: yesBiotechnology Reports
The environmental and economic impact of an oil spill can be significant. Biotechnologies applied during a marine oil spill involve bioaugmentation with immobilised or encapsulated indigenous hydrocarbonoclastic species selected under laboratory ...
I. Zapata-Peñasco   +9 more
doaj   +1 more source

Analysis of Flavonoids and Essential Oils from Clausena Excavata and Their Medicinal Properties [PDF]

open access: yes, 2004
This study was conducted mainly to determine the major flavonoid compounds and the composition of essential oils predominant in Clausena excavata, and also to examine its antioxidant, antibacterial and anticancer activities.
Lim, Lay Sean
core  

Inactivation of the major hemolysin gene influences expression of the nonribosomal peptide synthetase gene swrA in the insect pathogen Serratia sp. strain SCBI [PDF]

open access: yes, 2017
Hemolysins are important virulence factors for many bacterial pathogens, including Serratia marcescens. The role of the major hemolysin gene in the insect pathogen Serratia sp.
Bode, Helge   +4 more
core   +2 more sources

Antibacterial Properties of Ag-incorporated Thin Films [PDF]

open access: yes, 2017
Antibakteriální vlastnosti tenkých vrstev a biomateriálů Cílem bakalářské práce bylo navrhnout a realizovat pilotní experiment pro vyhodnocení antibakteriálních vlastností tenkých vrstev dopovaných stříbrem.
Ševčíková Klára
core  

Differentiation of Micrococcus luteus and Micrococcus varians on the Basis of Catalase Isoenzymes [PDF]

open access: yesJournal of General Microbiology, 1976
Crude extracts prepared from four Micrococcus varians strains, 11 M. luteus strains and four laboratory isolates subsequently classified with M. luteus were assayed for catalase activity following electrophoresis on polyacrylamide gels. The enzyme patterns produced from the M. varians strains exhibited three catalase isoenzymes which were distinguished
openaire   +2 more sources

Chlorhexidine as the optimal disinfection method for an accidentally dropped autograft during an anterior cruciate ligament reconstruction surgery: A double‐blind study

open access: yesJournal of Experimental Orthopaedics, Volume 13, Issue 1, January 2026.
Abstract Purpose No consensus exists on the optimal sterilization method for contaminated grafts during anterior cruciate ligament (ACL) reconstruction surgery. This study evaluated the efficacy of single and multiple sequential disinfectants in sterilizing the contaminated graft.
Soheil Pourheidar   +2 more
wiley   +1 more source

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