Modified White Trap
Modified White Trap - Related Videos
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Localization of SUMO-modified Proteins Using Fluorescent Sumo-trapping Proteins
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Cited by 3 •
2019
SUMO is an essential and highly conserved, small ubiquitin-like modifier protein. In this protocol we are describing the use of a stress-tolerant recombinant SUMO-trapping protein (kmUTAG) to visualize native, untagged SUMO conjugates and their localization in a variety of cell types.
01:41
Social Traps
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2020
Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned more cows, the larger...
11:45
Experimental Methods for Trapping Ions Using Microfabricated Surface Ion Traps
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Cited by 19 •
2017
This paper presents a microfabrication methodology for surface ion traps, as well as a detailed experimental procedure for trapping ytterbium ions in a room-temperature environment.
13:39
Optical Trapping of Nanoparticles
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Cited by 7 •
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The following setup approach details low power optical trapping of dielectric nanoparticles using a double-nanohole in metal film.
05:57
Dean-Stark Trap
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2023
Source: Vy M. Dong and Jan Riedel, Department of Chemistry, University of California, Irvine, CA A Dean-Stark trap is a special piece of glassware, which allows the collection of water during a reaction through an azeotropic distillation. The desire to collect water from a reaction can have various reasons. It can drive the equilibria in reactions, where water is formed as a byproduct. According to Le Chatelier's principle, a change in temperature, pressure, concentration, or volume will cause...
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The arrangement places the infected cadaver above a water-filled collection area, so emerging infective juveniles can exit the host and travel across a moist surface. This directed route separates nematode recovery from the surrounding soil, reducing the need to process soil directly and providing a defined pathway into the collection water.
Moisture provides the connecting surface that enables infective juveniles to migrate from the cadaver toward the surrounding water. The water-filled area then serves as a recovery zone where the nematodes can be collected and observed. This arrangement is important because movement depends on access to a continuous moist route between host and collection area.
Direct soil extraction seeks nematodes from the soil matrix, whereas this trap recovers them after they emerge from infected insect cadavers and migrate into water. The distinction allows researchers to examine nematodes associated with a particular infected host while avoiding direct extraction from soil during the recovery step.
Recovered nematodes can be collected, observed, and quantified, giving researchers material for identification and estimates of recovery. The same material can support propagation and bioassays, extending the method beyond simple detection. These outcomes help connect the presence of emerging infective juveniles with later laboratory study of their biological control potential.
Researchers position infected insect cadavers above a water-filled collection area, maintain the moist pathway between the host and water, and allow emerging infective juveniles to migrate. They then collect the nematodes from the surrounding water for observation, quantification, identification, propagation, or bioassays. The workflow links emergence, recovery, and downstream analysis.
The method is useful when researchers need to assess the occurrence of entomopathogenic nematodes in soil samples through infected insect cadavers. By recovering emerging juveniles for examination, it supports environmental studies of these soil-associated biological control agents and helps evaluate their potential contribution to sustainable management of insect pests.
Once collected, the nematodes can be propagated or used in bioassays, allowing researchers to investigate their suitability as biological control agents. Identification and quantification add information about which nematodes were recovered and in what amount. Together, these uses connect laboratory recovery with evaluation of sustainable insect-pest management strategies.