{
  "id": 17988000,
  "title": "Lost and Found: Neural Pathway for Forgetting Found in C. elegans",
  "url": "https://urgent.news/2026/11/03/lost-and-found-neural-pathway-for-forgetting-found-in-c-elegans",
  "topic": "ai",
  "section": "AI",
  "published": "2026-11-03T15:41:01.000Z",
  "source": {
    "name": "GEN Biotechnology",
    "slug": "gen-biotechnology",
    "url": "https://www.genengnews.com/topics/translational-medicine/lost-and-found-neural-pathway-for-forgetting-found-in-c-elegans/"
  },
  "original_language": "en",
  "account": "Researchers from Kyushu University have discovered the neural pathway responsible for active forgetting in the nematode worm Caenorhabditis elegans. By studying the worm's nervous system, the team identified a peptide called NLP-47 that plays a crucial role in this process. NLP-47 is produced by neurons in the AWC region and binds to a receptor called GNRR-1 on interneurons in the AIZ region. This binding triggers a cascade of events that ultimately leads to the erasure of a specific odor memory stored in the AWA region. The researchers found that when C. elegans was trained to remember two different odors simultaneously, the NLP-47/GNRR-1 pathway selectively erased the memory of one odor while leaving the other intact. This selective forgetting is essential for adapting to changing environments, as it allows animals to discard irrelevant experiences while retaining important ones. The findings, published in Current Biology, could provide insights into disorders associated with dysregulated forgetting, such as dementia and PTSD. Professor Takeshi Ishihara, the lead researcher, emphasized the importance of understanding how the brain decides which memories to forget, as forgetting is as crucial for adaptation and survival as memory formation.",
  "summary": "Researchers identified the key molecular and neural pathways that cause the nematode Caenorhabditis elegans to actively forget a specific odor it previously remembered, providing a framework for understanding how specific memories are differentially eliminated. The post Lost and Found: Neural Pathway for Forgetting Found in C. elegans appeared first on GEN - Genetic Engineering and Biotechnology…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}