Nitric Oxide Latest News
In a study published in Science Translational Medicine, researchers found that a high dose of inhaled nitric oxide reduced drug-resistant Pseudomonas in a large-animal ICU model.
About Nitric Oxide
- It exists in a gaseous state and is composed of one nitrogen and one oxygen atom.
- It was first prepared around 1620 by Jan Baptista van Helmont, and studied in 1772 by Joseph Priestley.
- Formation: It is formed through nitrogen oxidation.
- It can be created when lightning occurs, uniting nitrogen and oxygen in the air, or commercially by burning ammonia.
Properties of Nitric Oxide
- It is a colorless, toxic gas.
- It is noncombustible but accelerates the burning of combustible material.
- It can be found in the natural environment and within parts of the human body.
Roles of Nitric Oxide
- It plays important chemical signaling roles in humans and animals, plus some medical uses.
- In animals, nitric oxide transmits signals to cells in the cardiovascular, nervous, and immune systems.
- The body synthesizes it from the amino acid L-arginine with the help of nitric oxide synthase.
- It helps regulate blood pressure by dilating blood vessels and acts as a neurotransmitter.
- Impact on Environment: Nitric oxide is generated by automotive engines and thermal power plants, making it a serious air pollutant.
Source: TH
Last updated on March, 2026
→ UPSC Final Result 2025 is now out.
→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.
→ Anuj Agnihotri secured AIR 1 in the UPSC Civil Services Examination 2025.
→ UPSC Marksheet 2025 Will be out soon.
→ UPSC Notification 2026 & UPSC IFoS Notification 2026 is now out on the official website at upsconline.nic.in.
→ UPSC Calendar 2026 has been released.
→ Check out the latest UPSC Syllabus 2026 here.
→ UPSC Prelims 2026 will be conducted on 24th May, 2026 & UPSC Mains 2026 will be conducted on 21st August 2026.
→ The UPSC Selection Process is of 3 stages-Prelims, Mains and Interview.
→ Prepare effectively with Vajiram & Ravi’s UPSC Prelims Test Series 2026 featuring full-length mock tests, detailed solutions, and performance analysis.
→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2026 for structured answer writing practice, expert evaluation, and exam-oriented feedback.
→ Join Vajiram & Ravi’s Best UPSC Mentorship Program for personalized guidance, strategy planning, and one-to-one support from experienced mentors.
→ Shakti Dubey secures AIR 1 in UPSC CSE Exam 2024.
→ Also check Best UPSC Coaching in India
Nitric Oxide FAQs
Q1. Who first prepared Nitric Oxide around 1620?+
Q2. What is a significant role of Nitric Oxide in humans?+
Tags: nitric oxide prelims pointers upsc current affairs upsc prelims current affairs
