CLuTV Detection and Vaccine Strategy for Lumpsucker Mortality

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Solution Overview

Problem

Current methods fail to identify and address the pathogens causing high mortality in farmed lumpsucker fish, leading to significant economic losses in the aquaculture industry.

Innovation Solution

Identification of a novel Cyclopterus lumpus Totivirus (CLuTV) and development of methods for detecting and treating this virus, including nucleic acid sequences, oligonucleotide primers, antibodies, and vaccines to protect fish from infection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If current detection methods (real-time RT-PCR and histology) are used, then known pathogens can be detected, but high mortality in lumpsucker fish cannot be explained as no known pathogens are found

Engineering Contradiction:
Improvepathogen detection capabilityVSAvoidmortality explanation accuracy
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent segments the pathogen detection process by identifying specific viral families (Totiviridae, Reoviridae, Rhabdoviridae, etc.) and developing targeted detection methods for each, allowing comprehensive coverage beyond what single broad-spectrum methods can achieve

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces next-generation sequencing (NGS) as an intermediary technology that bridges the gap between conventional detection methods and unknown pathogens, enabling discovery of novel viruses like CLuTV that cause high mortality

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If fish farming continues without effective disease management, then production scales, but high mortality rates cause significant economic losses

Engineering Contradiction:
Improvefish production outputVSAvoideconomic loss from mortality
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent implements preliminary diagnostic actions by establishing comprehensive pathogen screening protocols using NGS and targeted PCR assays before outbreaks occur, enabling early detection and intervention to prevent economic losses

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent creates feedback loops through systematic monitoring and surveillance programs that track pathogen presence and fish health status, allowing real-time adjustments to management practices to minimize mortality and economic impact

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12606875B2Fish Totivirus
Publication Date: 2026.04.21 PHARMAQ
  • US12606875B2 patent drawing
  • US12606875B2 patent drawing
  • US12606875B2 patent drawing

AI summary

The invention relates to a novel fish virus, indicated to be a Totivirus, which causes mortality in fish, and to methods of detecting said virus in fish, and related uses.