# RETRACTION: Specific Removal of Nitrite from Lake Urmia Sediments by Biohydrogel Based on Isolated Soy Protein/Tragacanth/Mesoporous Silica Nanoparticles/Lycopene

PMC · DOI: 10.1002/gch2.70056 · Global Challenges · 2025-10-13

## Full-text entities

- **Chemicals:** Nitrite (MESH:D009573), Biohydrogel (-), Lycopene (MESH:D000077276), Tragacanth (MESH:D014144)

## Full text

_Full body text omitted from this summary view._ Fetch the complete paper as Markdown: https://tomesphere.com/paper/PMC12602452/full.md

---
Source: https://tomesphere.com/paper/PMC12602452