Results 111 to 120 of about 113,437 (249)

Synthetic approaches toward sesterterpenoids [PDF]

open access: yes, 2012
Sesterterpenoids account for many bioactive natural products, often with unusual and complex structural features, which makes them attractive targets for synthetic chemists. This review surveys efforts undertaken toward the synthesis of sesterterpenoids,
Hog, Daniel T.   +2 more
core   +1 more source

Dynamic Covalent Chemistry for Synthetic Molecular Machines [PDF]

open access: yes, 2017
The first and only exhaustive review of the theory, thermodynamic fundamentals, mechanisms, and design principles of dynamic covalent systems Dynamic Covalent Chemistry: Principles, Reactions, and Applications presents a comprehensive ..
Leung, Ken C-F, Liu, Yi
core  

Transannular Claisen Rearrangements of α-Sulfonyl Lactones

open access: yes, 2009
This thesis is divided into three sections. Section one is a review of transannular pericyclic reactions. It covers the four main types of pericyclic reaction and major contributions in the field to date.
Gore, Sophie, Gore, Sophie
core   +1 more source

Relative bioavailability and comparative clinical efficacy of different ivermectin oral formulations in lambs [PDF]

open access: yes, 2013
Several oral ivermectin (IVM) formulations for use in sheep are available in the pharmaceutical veterinary market in different countries. All of them are indicated at the same dose rate to treat the gastrointestinal nematodes. However, there is a lack of
Alvarez, Luis Ignacio   +5 more
core   +3 more sources

Laboratory and field studies to investigate the efficacy of a novel, orally administered combination product containing moxidectin, sarolaner and pyrantel for the prevention of heartworm disease (Dirofilaria immitis) in dogs

open access: yesParasites & Vectors, 2019
Background Dirofilaria immitis is a filarial parasite of dogs that can cause serious or fatal cardiopulmonary disease. Three studies were conducted to evaluate the efficacy and safety of monthly treatment with moxidectin in a chewable tablet product in ...
Kristina Kryda   +14 more
doaj   +1 more source

Resistance to the macrocyclic lactone moxidectin is mediated in part by membrane transporter P-glycoproteins: Implications for control of drug resistant parasitic nematodes

open access: yesInternational Journal for Parasitology: Drugs and Drug Resistance, 2014
Graphical ...
Elizabeth E. Bygarski   +2 more
semanticscholar   +1 more source

Peripheral Metal Complexes: Chlorophyll “Isomers” with Magnesium Bound to the Ring E ß-Keto Ester System [PDF]

open access: yes, 1978
Peripheral magnesium complexes of methyl pheophorbides a and b, bacteriomethyl pheophorbide a, bacteriopheophytin a, and protopheophytin a have been prepared and characterized by UV-vis, IR, ‘H NMR, and luminescence spectroscopy.
Katz, J. J., Scheer, Hugo
core  

Determination of macrocyclic lactones in food and feed

open access: yesFood Additives & Contaminants: Part A, 2013
A confirmatory high-performance liquid chromatography method with fluorescence detection (HPLC-FLD) was developed and validated for the simultaneous determination of the following anti-parasitic veterinary drugs in foodstuffs (liver, muscle and milk) and feed: abamectin, doramectin, emamectin, eprinomectin, ivermectin and moxidectin.
Roberta, Galarini   +4 more
openaire   +2 more sources

SMART-Guided Isolation and Identification of Seven-Membered Cembranolides with Anti-Inflammation Activity from the Soft Coral Sinularia mollis

open access: yesMarine Drugs
The first systematic chemical investigation on Sinularia mollis resulted in the isolation and identification of 36 seven-membered cembranolides, including 14 new compounds named sinumollolides A–N (1–14) and 22 known analogs (15–36) by HSQC-based small ...
Huiyue Hou, Pinglin Li
doaj   +1 more source

The in vitro assay profile of macrocyclic lactone resistance in three species of sheep trichostrongyloids☆

open access: yesInternational Journal for Parasitology: Drugs and Drug Resistance, 2013
Graphical ...
J. Demeler   +3 more
semanticscholar   +1 more source

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