Low Melt Agarose
Low Melt Agarose - Related Videos
05:12
Melting Point
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2023
Source: Vy M. Dong and Jan Riedel, Department of Chemistry, University of California, Irvine, CA One of the most important properties of a crystalline solid is its melting point. It can be used to determine the purity of a known compound and gives important information about the stability of the formed crystals.
05:12
Melting Points - Concepts
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2020
Melting Points in Organic Chemistry The melting point of a compound is the temperature at which the solid phase transitions into the liquid phase at a standard pressure of 1 atmosphere. The melting point of a compound is a physical property, like solubility, density, color, and electronegativity that can be used to identify a compound. Determining the exact temperature at which a compound begins to melt is a challenging task; because of this, the melting point of compounds is reported as a...
08:15
Melting Points - Student Protocol
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2020
Source: Lara Al Hariri and Ahmed Basabrain at the University of Massachusetts Amherst, MA, USA Determining the Melting Points of Naphthalene, Urea, and an Unknown MixtureExpand In this experiment, you will measure the melting point range of two known substances, naphthalene and urea, by observing the melting phenomenon during heating. You'll then analyze a mixture of urea and an unknown substance to observe how the unknown impurity affects the melting point range. Put on a lab coat,...
02:27
Melting Points - Instructor Prep
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2020
Source: Lara Al Hariri at the University of Massachusetts Amherst, MA, USA Preparation of the LaboratoryExpand Here, we show the laboratory preparation for 10 students working in pairs, with some excess. Please adjust quantities as needed. To set up for this lab experiment, wear the appropriate personal protective equipment, including a lab coat, chemical splash goggles, and gloves. Prepare a mixture of urea and benzoic acid in a mass ratio of 4 to 1. Tare a weighing boat and...
02:39
Phase Transitions: Melting and Freezing
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2020
Heating a crystalline solid increases the average energy of its atoms, molecules, or ions, and the solid gets hotter. At some point, the added energy becomes large enough to partially overcome the forces holding the molecules or ions of the solid in their fixed positions, and the solid begins the process of transitioning to the liquid state or melting. At this point, the temperature of the solid stops rising, despite the continual input of heat, and it remains constant until all of the solid is...
FAQs
Its polymer chains form a porous network through which molecules migrate during electrophoresis. The matrix provides the physical structure needed to separate DNA fragments, while the gel format keeps those fragments localized for later handling. This combination links separation with downstream recovery, rather than treating electrophoresis as an endpoint.
Reduced heating helps limit thermal exposure for DNA, cells, and enzymes that may be vulnerable to higher temperatures. That matters when a sample must be released from the gel or processed while retaining biological function or molecular integrity. The thermal behavior therefore supports recovery and in-gel work without making heat the dominant stress.
The key distinction is thermal handling. Low Melt Agarose retains the agarose-based porous matrix used for molecular separation, but its lower melting and gelling temperatures make the gel easier to liquefy or establish with less heat. This difference expands the situations in which DNA, cells, or enzymes can remain in the matrix during subsequent work.
For DNA fragment isolation, the gel first serves as the separation matrix. During electrophoresis, fragments are resolved within its pores. After separation, gentle heating can liquefy the relevant agarose, allowing the target material to be recovered with reduced heat exposure. This workflow connects physical separation to downstream use.
Beyond fragment recovery, this material supports enzymatic reactions performed within the gel and provides a matrix for embedding cells. It can also contribute to three-dimensional culture, where cells are handled in a spatially structured environment. These applications take advantage of both the gel matrix and the ability to manipulate it with limited heating.
It bridges two experimental needs: preserving biological materials and providing a manipulable gel environment. DNA applications use the matrix for separation and recovery, while cell and enzyme applications benefit from reduced heat exposure during handling. The same material therefore connects molecular biology workflows with cell-based research, including three-dimensional culture.