Gas Therapy Shows Promise Against Antibiotic-Resistant Infections
- Authors
- Pan Yang, Yadi Wang , Xueling Li, Junhong Lü
- Journal
- Medical Gas Research
- Year
- 2026
- DOI
- 10.4103/mgr.MEDGASRES-D-25-00075
- Study Type
- clinical
- Peer Reviewed
- Yes
- Country
- China
- Health Condition
- Biofilm-Associated Infections
- Body System
- Immune System
TL;DR
Scientists found that special gases like nitric oxide and hydrogen could be a new way to fight stubborn bacterial infections that don't respond to regular antibiotics. This matters because these infections are really hard to kill and cause serious problems in hospitals, so finding new ways to attack them could save lives.
Key Finding
Gas therapy using hydrogen and other gas molecules shows potential as a strategy to combat antibiotic-resistant biofilm infections, though clinical translation requires large-scale human trials and standardized treatment protocols.
Summary
This review examines how gas molecules—including hydrogen, nitric oxide, and hydrogen sulfide—might help treat stubborn bacterial infections called biofilms that don't respond well to standard antibiotics. The authors describe several approaches that combine these gases with other technologies like light therapy and tiny bubbles, and discuss why these methods show promise. However, they note that much more testing in humans is needed before these treatments can be used in clinical practice.
Practical Takeaway
While this review suggests hydrogen gas may have a role in treating biofilm-related infections, it is a literature review rather than original research with human testing. Early evidence indicates hydrogen gas therapy warrants further investigation, but significant development work and clinical trials are needed before any therapeutic applications can be established.
Abstract
Conventional antibiotic therapies often fail to eradicate biofilms, which can lead to persistent infections and significant clinical challenges. Gas therapy, which utilizes the unique properties of gas molecules such as nitric oxide, carbon monoxide, hydrogen, and hydrogen sulfide, is emerging as a promising and innovative strategy to address these challenges. This review first highlights gas signaling in bacterial biofilms. It then goes on to list four types of gas therapy in detail: photothermal-enhanced gas therapy, photodynamic-activated gas therapy, micro/nanobubble-mediated gas therapy, and gas-based synergistic therapy. Their potential applications and future directions are also fully discussed. Due to its unique bioactivity, low resistance, and synergy with existing treatments, gas therapy has demonstrated significant potential in the prevention and treatment of biofilm-associated infections. However, overcoming delivery challenges, validating efficacy in large-scale trials, and developing standardized protocols are essential for its clinical translation. Future efforts should prioritize the integration of nanotechnology and mechanistic studies to unlock broader therapeutic utility.