Algal Biofilms observed on coupons

A PVC coupon was immersed in Garden water tank for almost three months. The biofilm formed on the coupons was removed and cultured on LB medium at 37°C for 24 hrs. After which a loopful of culture was taken and a smear was prepared on a clean glass slide and observed under Foldscope.

Dr. Poonam Singh/ Srinivasa Sundara Rajan R
CSIR-CECRI
Karaikudi

4 Comments Add yours

  1. Manu Prakash says:

    Dear Dr Poonam,
    Beautiful images. I love the contrast in them.

    Looking at them closely – they might be a salt crystal formation due to drying of the slide in some part of the sample.

    Cheers
    Manu

    1. poonamsingh6 says:

      Dear Dr. Manu,
      Thanks for your nice and encouraging response.
      Best Regards.
      Poonam & Srinivasa

  2. laksiyer says:

    If you have polarizing filters, they would make a dainty sight.

    1. poonamsingh6 says:

      Dear Sir,
      Thanks for your response. We will try using a polarizing filter.

      Best Regards
      Poonam & Srinivasa

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