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Scarlet109 t1_it0b8ql wrote

Hence why mice and rats are often used for neurological studies.

Also the fact that they breed and age rapidly.

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Petaurus_australis t1_it2oyfx wrote

A side note but there was a study they did on rats which blocked all vit D3 absorption but I believe maintained all other nutrients, at 5 months old the rats biological age was nearing end of lifespan. The fantastic thing about such short lived yet complex mammals is that we can essentially view different effects on fast forward, if you assume it only lives for 2 years then 5 months is approx 20% of the lifespan.

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Scarlet109 t1_it5q9he wrote

Which is why it is important to at least get some sunlight on the regular

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