The vaccine test on the human sample was carried out on another six volunteers in the country today, he pointed out.
Some 56 Iranians had voiced readiness to receive the indigenous COVID-19 vaccine, he further noted.
Earlier today, Spokeswoman for Iran's Ministry of Health and Medical Education Sima Sadat Lari said that some 76 deaths were caused by COVID-19 in Iran over the past 24 hours.
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