TYB!

1 of 2

Dr John B.

@DrJohnB2

11-Oct-2021

(1/n) A microscopy analysis of a Moderna #Covidvaccine sample.

A fresh sample was analyzed with bright field and phase contrast microscopy. The cold chain was maintained and rigorous hygiene standards were applied.

These are the results:

Dr John B.

@DrJohnB2

·

19h

(2/n) Particles and structures of different size and light refraction properties are visible in the vaccine when focusing on the border of the drop (yellow asterisk).

Show this thread

Dr John B.

@DrJohnB2

·

19h

(3/n) Higher magnification reveals a wide spectrum of structures, including for example a rod-shaped structure (yellow arrow) with a length of about 14 µm (i.e. about twice as long as a red blood cell).

Dr John B.

@DrJohnB2

·

19h

(4/n) The smallest particles visible under the microscope have a diameter of around 300 nm.

Dr John B.

@DrJohnB2

·

19h

(5/n) Many particles are visible having a diameter in the range of about 0.6-1 µm.

https://twitter.com/DrJohnB2/status/1447639567658532873?s=20

2 of 2

Dr John B.

@DrJohnB2

·11-Oct-2021

19h

(6/n) Rod-shaped structures with and without particles attached were found (yellow arrows).

Dr John B.

@DrJohnB2

·

19h

(7/n) Multiple curved structures with a length of about 5-10 µm were detected. These interesting structures often had a thickening at one end or both ends.

Dr John B.

@DrJohnB2

·

19h

(8/n) Conclusions:

https://twitter.com/DrJohnB2/status/1447639567658532873?s=20