摘要
Previously,hydrogen sulfide （H2S） was considered to be a toxic gas. However, recently it was discovered that it could be produced in mammals and even in plants, through the production and metabolism of sulfur-containing amino acids.
Previously,hydrogen sulfide （H2S） was considered to be a toxic gas. However, recently it was discovered that it could be produced in mammals and even in plants, through the production and metabolism of sulfur-containing amino acids.
