Microanatomy of cells and tissues

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2answers
70 views

Can axons act as receptors?

In all histology books, it is stated that all sensory nerve endings (receptors) consist of dendrites that translate physical stimuli from the environment into neural signals. However, several sensory ...
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1answer
45 views

What is the relationship between W, X, Y and P, M retinal ganglion cells?

In Guyton and Hall Textbook of Medical Physiology (12e) the retinal ganglion cells are classified into W, X, and Y types. However in Gray's Anatomy (40e) they are classified into Midget and Parasol ...
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0answers
41 views

How many cells are there in the apical meristematic tissue?

How many cells are there in the apical meristematic tissue? Looking at this picture... , I would tend to think that there are few hundreds cells in the meristem tissue. But I guess this is a ...
2
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0answers
113 views

Size of classical liver lobule across species

A classical liver lobule is made up of a central vein and the portal triads. A typical human liver weighs around 3 lbs. , while a typical bovine liver weighs around 12 lbs. I was wondering if anyone ...
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0answers
23 views

What are the exact differences between stereocilia and microvilli?

This is a question in an old exam of Histology. I tried to answer the question, and I've made many searching attempts, but without resulting in any fixed/exact information. In some articles on the ...
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0answers
20 views

Is this a legitimate teratoma for a human pluripotent stem cell assay?

I can't quite make out this teratoma: ...
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0answers
113 views

Workflow for batch analysis of ROI in histology samples

This is a pretty big task, and I have several work-arounds, but I am looking for an efficient way to go from PAS stained slides of lung tissue to defined ROI's over the whole slide (presumably via ...
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0answers
13 views

Diffuse DAPI staining after time in tissue

My student is using ProLong Gold with DAPI (premixed) on sheep uterine tissue. We have used this reagent for some time with great results. Now, when she finishes her immunofluorescence protocol, ...
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0answers
87 views

Peristaltic pumps in animal perfusion - how important are physiological flow parameters?

Animal perfusion is usually done according to this or very similar procedures. Though not explicitly detailed in this video, the perfusion fluid infused into the Aorta is usually driven via a ...
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0answers
11 views

Biopsy specimen preservation

During colonoscopy, doctor found abnormality in the rectum,near the anastomosis. We were given biopsy specimen. It was in formalin. After a day we went hospital for histopathology. The result was: ...