Greater Wax Moth

The greater wax moth, Galleria mellonella, is an insect whose larvae serve as a practical model for studying host defense, infection, and biological materials. Larvae respond to microbial challenge through innate immune mechanisms involving hemocytes, melanization, and antimicrobial peptides, while their size and tolerance of experimental handling support controlled laboratory assays. In bioengineering, researchers use this model to evaluate antimicrobial compounds, engineered biomaterials, drug delivery systems, and implant-related infections before advancing to vertebrate studies. Its rapid life cycle, relatively low cost, and measurable immune responses can accelerate screening and help identify designs with improved biocompatibility or infection resistance.

Greater Wax Moth - Related Videos

Research

JoVE Journal - Neuroscience

Electrophysiological Measurements from a Moth Olfactory System

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Cited by 11 •

2011

Insect olfactory systems provide unique opportunities for recording odorant-induced responses in the forms of electroantennograms (EAG) and single sensillum recordings (SSR), which are summed responses from all odorant receptor neurons (ORNs) located on the antenna and from those housed in individual sensilla, respectively.

Deparaffinization and Rehydration of Tissue Sections: A Two-step Procedure to Remove Paraffin Wax from FFPE Tissue Slides Followed by Tissue Rehydration

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2023

In this video, we demonstrate the processing of FFPE or formalin-fixed paraffin-embedded sections obtained from gastrointestinal tumor tissue. The deparaffinization and rehydration steps allow the processing of the tissue specimen for subsequent analytical applications.

Research

JoVE Journal - Neuroscience
Free Sample

New Methods to Study Gustatory Coding

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Cited by 1 •

2017

We present three new methods to study gustatory coding. Using a simple animal, the moth Manduca sexta (Manduca), we describe a dissection protocol, the use of extracellular tetrodes to record the activity of multiple gustatory receptor neurons, and a system for delivering and monitoring precisely timed pulses of tastants.

The Insect Galleria mellonella as a Powerful Infection Model to Investigate Bacterial Pathogenesis

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Cited by 287 •

2012

Oral and intra haemocolic infection of larvae of the greater wax moth Galleria mellonella is described. This insect can be used to study virulence factors of entomopathogenic as well as mammalian opportunistic bacteria. Rearing of the insects, methods of infection and examples of in vivo analysis are described.

Early Metamorphic Insertion Technology for Insect Flight Behavior Monitoring

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Cited by 4 •

2014

We present a novel surgical procedure to implant electrodes in Manduca sexta during its early metamorphic stages. This technique allows mechanically stable and electrically reliable coupling with the neuromuscular tissue to study flight neurophysiology dynamics. We also present a novel magnetic levitation platform for tethered studies of insect yaw.

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