Results 81 to 90 of about 102,247,329 (239)

Chapter 4: Validation of Alternative In Vitro Methods to Animal Testing: Concepts, Challenges, Processes and Tools

open access: yes, 2016
This chapter explores the concepts, processes, tools and challenges relating to the validation of alternative methods for toxicity and safety testing. In general terms, validation is the process of assessing the appropriateness and usefulness of a tool ...
GRIESINGER Claudius   +4 more
core   +1 more source

EURL ECVAM Status Report on the Development, Validation and Regulatory Acceptance of Alternative Methods and Approaches (2016) [PDF]

open access: yes, 2016
Replacement, Reduction and Refinement of animal testing is anchored in EU legislation. Alternative non-animal approaches facilitate a shift away from animal testing.
VIEGAS BARROSO Joao Filipe   +30 more
core   +1 more source

Soft motions encoded by the fold and mediated by conserved hinge sites drive V‐ATPase allosteric machinery and autoinhibition

open access: yesFEBS Letters, EarlyView.
Vacuolar H+‐ATPase (V‐ATPase) is a multisubunit rotary proton pump that acidifies intracellular compartments. Using elastic network models, we identified conserved hinge residues that govern its large‐scale functional motions. We show that intrinsically encoded ‘soft modes’ drive critical functional transitions, including rotary catalysis and ...
Diksha Parwana   +3 more
wiley   +1 more source

The 1, 2, 3 of laboratory animal experimentation

open access: yesRevista Peruana de Medicina Experimental y Salud Pública, 2016
The slow scientific development in Latin America in recent decades has delayed the incorporation of laboratory animal experimentation; however, this situation has started to change.
Wilber Romero-Fernandez   +7 more
doaj   +1 more source

Animal Health News

open access: yes, 2023
This internet resource contains issues published throughout multiple years2023 Livestock Brand Renewal Window is Currently Open! -- New: Free Electronic CVI Available for Veterinarians -- Statewide FMD Exercise -- USDA Seeks Public Comment on Proposal to
Kansas Animal Health
core  

Comparing the paths of Hedgehog release in artificial and natural settings

open access: yesFEBS Letters, EarlyView.
Hh morphogens require solubilization factors to overcome their tight association with the plasma membrane and signal to distant cells, but the precise functions of these factors are controversial. Here, we use published in vivo observations as the most relevant evidence to test their suggested functions and discuss contradictions and gaps between in ...
Janna Puschmann, Kay Grobe
wiley   +1 more source

Animal testing and its alternatives – the most important omics is economics

open access: yesALTEX: Alternatives to Animal Experimentation, 2018
For a long time, the discussion about animal testing vs its alternatives centered on animal welfare. This was a static warfare, or at least a gridlock, where life scientists had to take a position and make their value choices and hardly anyone changed ...
Lucy Meigs   +4 more
doaj   +1 more source

Development of a predictive in vitro test module for developmental neurotoxicity testing using mouse embryonic stem cells

open access: yes, 2008
The development of the nervous system is a rather complex process known to be affected by different drugs and chemicals. Therefore, regulatory test guidelines have been adopted for the prediction and assessment of developmental neurotoxicity (U.S.EPA ...
Slawik,B.   +6 more
core  

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

Establishing porcine jejunum-derived intestinal organoids to study the function of intestinal epithelium as an alternative for animal testing

open access: yesJournal of Animal Reproduction and Biotechnology
Background: The small intestine plays a crucial role in animals in maintaining homeostasis as well as a series of physiological events such as nutrient uptake and immune function to improve productivity.
Bo Ram Lee   +4 more
doaj   +1 more source

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