The Crucial Role of Dodecyl-β-D-Maltoside (DDM) in L. monocytogenes Study

Posted on February 12, 2024

DDM Blog

In the realm of molecular biology, groundbreaking discoveries arise from exploring the minutiae. Learn how Vγ9+Vδ2+ T cells combat Listeria monocytogenes within epithelial cells, spotlighting dodecyl-β-D-maltoside (DDM)'s pivotal role.

DDM, a gentle detergent famed for its prowess in stabilizing membrane proteins, is pivotal in deciphering the enigma of butyrophilin 3A (BTN3A) proteins. These messengers activate Vγ9+Vδ2+ T cells, crucial in battling L. monocytogenes within epithelial cells.

Researchers leverage DDM's ability to isolate BTN3A proteins, unraveling their structural intricacies and dynamic functions. By dissolving BTN3A proteins in DDM, they probe how these proteins respond to L. monocytogenes invasion.

Moreover, DDM ensures BTN3A proteins remain stable and active during experiments, yielding reliable insights into immune cell-pathogen interplay.

But why is DDM indispensable in studying immune defense against L. monocytogenes? Let's explore:

  1. Solubilization of Membrane Proteins: DDM's prowess in solubilizing hydrophobic membrane proteins, like BTN3A, facilitates their biochemical analysis by exposing them to aqueous environments.
  2. Preservation of Protein Structures: Acting as a guardian, DDM prevents BTN3A proteins from losing their structure or aggregating, preserving their natural functionality.
  3. Facilitating Protein Interactions: DDM aids in studying BTN3A proteins' interactions with molecules like phosphoantigens, crucial for immune cell activation.
  4. Ensuring Consistency: DDM's ability to consistently dissolve and stabilize BTN3A proteins enhances experimental reproducibility, vital for drawing meaningful conclusions.

In essence, DDM is an indispensable tool in unraveling immune defense mechanisms against bacterial infections. As scientists harness DDM's power, our understanding of host-pathogen interactions deepens, paving the way for novel therapeutic strategies.

Be sure to check out Avanti's n-dodecyl-ß-D-maltoside for all of your research needs!

Reference: Fischer K, Bradlerova M, Decker T, Supper V. Vγ9+Vδ2+ T cell control of Listeria monocytogenes growth in infected epithelial cells requires butyrophilin 3A genes. Sci Rep. 2023 Oct 30;13(1):18651. doi: 10.1038/s41598-023-45587-1. PMID: 37903831; PMCID: PMC10616279.