Kolkata, Feb 3:The Central Bureau of Investigation probing the Saradha scam has taken note of an incident that took place in the Alipore jail of West Bengal where some inmates abused Madan Mitra with Saradha jibes. A CBI official informed oneindia that they are aware of this incident but it is up to the jail authorities who are under the state government to ensure that adequate security is given to the inmates. The Saradha scam has netted some very high profile personalities and many of them are lodged in the jails in West Bengal. It is for the jail authorities to ensure that proper care is taken and adequate security is provided, the official of the CBI also informed.