null mutantとは 意味・読み方・使い方

To provide a null mutant non-human animal useful as a model animal of excessive salt intake experiments, and showing salt intake behavior similar to that of wild-type animals under water-sufficient conditions and much more intakes of hypertonic salt compared with wild type animals under water-depleted conditions, e.g., an Nav2 channel gene-deficient non-human animal.例文帳に追加

塩分過剰摂取実験モデル動物として有用な、水分充足条件下では野生型と同様な食塩の摂取挙動を示し、水分飢餓条件下では野生型に比べ多量の高張塩分の摂取挙動を示すヌル変異非ヒト動物、例えばＮａ_V２チャネル遺伝子欠損非ヒト動物を提供すること。 - 特許庁