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30 minutes
First broadcast: on BBC Radio 7Latest broadcast: on BBC Radio 4 Extra
Available for years
The secret of long life has been uncovered, and Diana must face the intense media pressure alone. Read by Joanna Tope. Show more
30 minutes
First broadcast: on BBC Radio 7Latest broadcast: on BBC Radio 4 Extra
Available for years
Biochemist Diana Brackley's attempts to conceal the true source of the antigerone are finally overcome. Read by Joanna Tope. Show more
30 minutes
First broadcast: on BBC Radio 7Latest broadcast: on BBC Radio 4 Extra
Available for years
Stumbling on a discovery, biochemist Diana Brackley must battle to ensure that it benefits humanity. Read by Joanna Tope. Show more
37 minutes
First broadcast: on BBC Radio 7Latest broadcast: on BBC Radio 4 Extra
Available for years
Diana's compensation payout interests Fleet Street. Meanwhile Paul has told his wife about the antigerone. Read by Joanna Tope. Show more
30 minutes
First broadcast: on BBC Radio 7Latest broadcast: on BBC Radio 4 Extra
Available for years
Perturbed by her boss's silence over the mysterious lichen - Diana secretly begins her own investigation. Read by Joanna Tope. Show more
