article_snippet: The world’s leading authority on the detection of banned performance-enhancing drug EPO in blood says a particularly low level of the substance is explicable only by renal damage or doping — a conclusion that raises fresh doubts over historic alleged doping by a current staff member at Team Sky's.
article_snippet: ‘The only known causes of such a low EPO level in blood [0.7] is either due to significant renal damage where the kidneys cannot sustain normal production of EPO and/or
article_snippet: the current and previous administration of recombinant [banned] EPO.’
article_snippet: Parisotto says: ‘I don’t think that “great exertion” is a plausible explanation for such a low EPO level.
article_snippet: Team Sky Knaven EPO level, saying in Team Sky Knaven opinion this was a result of the ‘feedback’ phenomenon where the body is now producing such low levels of EPO as the body had recently stopped taking artificial EPO.
article_snippet: ‘Conclusion: Took exogenous EPO.
article_snippet: On the other hand, if this rate is so low, this rate can result from lots of things other than stopping taking EPO.
article_snippet: I believe these people all the more because I’ve never taken EPO.
article_snippet: The key figure here is the EPO reading in the body:
article_snippet: ‘The only known causes of such a low EPO level in blood is either due to significant renal damage where the kidneys cannot sustain normal production of natural/endogenous EPO and/or the current and previous administration of recombinant EPO.
highlights_snippet: ‘The only known causes of such a low EPO level in blood [0.7] is either due to significant renal damage ... or the current and previous administration of recombinant [banned] EPO’
  