Results 101 to 110 of about 23,269,289 (245)

Alteraciones en la tasa de respiración de Daphnia magna bajo concentraciones subletales de anatoxina-a [PDF]

open access: yes, 2004
Anatoxina-a es una potente neurotoxina producida por cianobacterias dulceacuícolas que puede representar un riesgo, por sus efectos agudos, para diferentes formas de vida, incluyendo los seres humanos.
Conde-Porcuna, J.M.   +4 more
core  

A new approach to predicting and understanding cyanobacteria bloom toxicity

open access: yes
Limnology and Oceanography Letters, Volume 11, Issue 2, March 2026.
Anusuya Willis, Michele A. Burford
wiley   +1 more source

Single‐dose Pasteurella multocida and Histophilus somni autogenous vaccines administered at induction significantly improved feedlot cattle performance and profitability in Australia

open access: yesAustralian Veterinary Journal, Volume 104, Issue 1-2, Page 37-49, January-February 2026.
Background Bovine respiratory disease (BRD) is the most economically important disease affecting feedlot cattle. While viral pathogens are initiating agents, bacterial coinfections exacerbate disease severity. Vaccines for Pasteurella multocida and Histophilus somni are not commercially available in Australia.
GM Werid   +5 more
wiley   +1 more source

Detection of Anatoxin-a and Three Analogs in Anabaena spp. Cultures: New Fluorescence Polarization Assay and Toxin Profile by LC-MS/MS

open access: yesToxins, 2014
Anatoxin-a (ATX) is a potent neurotoxin produced by several species of Anabaena spp. Cyanobacteria blooms around the world have been increasing in recent years; therefore, it is urgent to develop sensitive techniques that unequivocally confirm the ...
Jon A. Sanchez   +8 more
doaj   +1 more source

Successful isolation and cultivation of Cylindrospermopsis raciborskii strains isolated from finished drinking water samples [PDF]

open access: yes, 2019
This work presents the successful establishment of Cylindrospermosis raciborskii cultures isolated from water samples collected at the exit point of Water Treatment Plant (WTP). An intense bloom dominated by filamentous cyanobacteria (Aphanizomenon spp.,
Botelho, Maria João   +4 more
core  

A Case of Corynebacterium diphtheriae Native Mitral and Tricuspid Valve Infective Endocarditis Complicated by Shower Emboli

open access: yesCase Reports in Cardiology, Volume 2026, Issue 1, 2026.
Infective endocarditis is a rare phenomenon that may have devastating consequences. While uncommon, the spectrum of causative organisms can include Corynebacterium species. Corynebacterium diphtheriae endocarditis bears a high potential for systemic complications and overall mortality. We present a case of mitral and tricuspid native valve endocarditis
Sara Mashayekan   +4 more
wiley   +1 more source

Algal Blooms and Cyanotoxins in Jordan Lake, North Carolina

open access: yesToxins, 2018
The eutrophication of waterways has led to a rise in cyanobacterial, harmful algal blooms (CyanoHABs) worldwide. The deterioration of water quality due to excess algal biomass in lakes has been well documented (e.g., water clarity, hypoxic conditions ...
Daniel Wiltsie   +4 more
doaj   +1 more source

Silica Nanoparticles as Multifunctional Platforms for Vaccine Delivery and Immune Modulation in Infectious Diseases

open access: yesAdvanced NanoBiomed Research, Volume 5, Issue 12, December 2025.
Overview of the use of silica nanoparticles in vaccines against pathogens. Different kinds of vaccines against infectious diseases are currently using solid or mesoporous silica nanoparticles in their formulation. Silica microparticles and nanoparticles (SiNPs) have been studied as vehicles for vaccines.
Noe Juvenal Mendoza‐Ramírez   +3 more
wiley   +1 more source

Multi-Toxin Occurrences in Ten French Water Resource Reservoirs

open access: yesToxins, 2018
Cyanobacteria are known to produce a wide array of metabolites, including various classes of toxins. Among these, hepatotoxins (Microcystins), neurotoxins (Anatoxin-A and PSP toxins) or cytotoxins (Cylindrospermopsins) have been subjected to numerous ...
Frederic Pitois   +3 more
doaj   +1 more source

A short and efficient route to (±)-anatoxin-a

open access: yesJ. Chem. Soc., Chem. Commun., 1995
A new route to Anatoxin-a1 is reported which involves a tandem methyllithium mediated ring opening/intramolecular cyclisation as a key step to provide the required 2-acetyl-9-azabicyclo [4.2.1] nonane ring structure in one synthetic operation.
Parsons, PJ   +3 more
openaire   +3 more sources

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