"perforin" meaning in English

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  "etymology_text": "From perforate + -in, alluding to its action on the cell membrane.",
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  "lang_code": "en",
  "pos": "noun",
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        {
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          "name": "Proteins",
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      "glosses": [
        "A cytolytic protein found in natural killer cells."
      ],
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        "(biochemistry) A cytolytic protein found in natural killer cells."
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  "word": "perforin"
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  "etymology_text": "From perforate + -in, alluding to its action on the cell membrane.",
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