Shrimp abdomen and tail samples

We took samples of small sundried shrimps of the were put in a slide and observed with the foldscope. The two images shown views of samples from the abdomen and the Lateral ramus part of the tail. We  observe how the samples from the abdomen are mostly translucent and most the back illumination for the…

Pollen Sample from a Rosa ‘Iceberg’ Flower

This image is of pollen from a Rosa‘Iceberg’ flower. The image shows pollen shaped like seeds and colors varying between dark brown and golden. The golden color is possibly due to nectar mixing with the pollen or it could be the natural color of the pollen. The pollen is clumped together in the center of…

Pollens of Calabash (Lagenaria siceraria)

Photographed and measured the pollens of a Lagenaria siceraria plant using the Foldscope. The plant also called as calabash, bottle gourd, or white-flowered gourd. Pollen size around 60 microns and beautiful!

Germinating pollen of Mahogony flower

Pollen germination was seen in several pollen of the mahogany flower that were released on teasing the anthers. The pollen were dusted on a slide, covered and observed using a foldscope attached to an iPhone. Long pollen tubes arising from the germ pores were closely observed.

Pollen of Mahogony flower under foldscope

Indian mahogany (also called Red cedar) is botanically known as Toona ciliata. It is a large deciduous tree belonging to family Meliaceae (Neem family). In Chandigarh these trees can be occasionally spotted. I had gone for my car repair, where I spotted this tree in full bloom near the car market. I collected the samples…


COMMON RUST OF CORN, CAUSED BY Puccinia sorghi . SymptomsSymptoms of common rust often appear after silking. Small, round to elongate brown pustules form on both leaf surfaces and other above ground parts of the plant. As the pustules mature they become brown to black. If disease is severe, the leaves may yellow and die…

Do bacteria collide with each other while swimming?

On a hot day in a busy swimming pool, I am often clumsily found paddling my way bumping into people. So it’s obvious to ask – do bacteria swimming around in water collide with each other. This is not such a simple question after all. Offcourse it should depend on how many bacteria are present…

Pollens of the Rain tree (Samanea saman)

Photographed and measured the size of the pollens of the Rain tree (Samanea saman) using the @TeamFoldscope. It is the most common tree in #Mumbai. The size of the pollen is around 119 microns and it is polyad of 24 to 32 grains.

Fish scale from salmon

Out of curiosity, I saved a scale while preparing a salmon for supper. I was surprised to see it resemble a whorl pattern, like a fingerprint.

Sidama yoghurt

Fresh cow's milk yogurt (stained) made in kitchen of Common River School at Aleta Wendo, Ethiopia.

Foldscopes at UCT Youth Open Day – 4/30/19

Last Tuesday, the University of Cape Town (UCT) opened its doors to some eager high school students from local township schools for a Youth Open Day outreach event. This event was organized by a lovely UCT medical student I met recently, Theodora, who is part of the Career Development UCT Surgical Society. I met Theo…

Workshop on Foldscope at Universal Bee Club

Department of Environmental Science, University of Calcutta organized a one day workshop on Foldscope at Universal Bee Club, Bauria, and West Bengal in collaboration with Howrah Vigyan Chetna Samannaya. 25 beekeepers from various parts of West Bengal participated in this workshop. Introductory session- At first, a brief introduction on Foldscope was given to the participants….

Beekeeping training summer camp at Universal Bee Club

Department of Environmental Science, University of Calcutta organized a workshop on Foldscope at Beekeeping training summer camp, at Universal Bee Club, Bauria, West Bengal in collaboration with Howrah Vigyan Chetna Samannaya. Introductory session-In this camp, the brief idea of melissopalynology and the use of melissopalynology for evaluation of honey was given to the beekeepers. Demonstration…

Pollens of the Thespesia populnea (Portia tree )

The pollens of Thespesia populnea (Portia tree ) look beautiful. There is variation in size, smaller one is around 70 microns and bigger one is 95 microns in size. Very common tree in Mumbai region. Photographed pollens using Foldscope.

Detecting Hepatitis B virus associated cellular changes in needle aspirate samples of HBV linked Hepatocellular carcinoma patients of different stages

Hematoxylin and Eosin stained sections from Fine Needle Aspirates (FNAC) samples of HCC patients The photomicrgraphs demonstrates cancer cells in FNAC samples of higher stages of HCC patients . Figure a shows a cluster of pleomorphic cells with abundant cytoplasm, vesicular nuclei and prominent nucleioli in an aspirate from a  case of hepatocellular carcinoma. b,...