Step 1

Choose the articles to compare

Select at least two articles. With three or four selected, click any Venn region to inspect it.

4 selected

Step 2

Comparison view

Four-set Venn-style diagram comparing four BRAIN articles Four overlapping circles with clickable region labels. A B C D

In four-article mode, click any labelled region to inspect unique, pairwise, triple, or shared characteristics.

Reading guide

How the four papers differ

1625

Sleep deprivation in aged rats

Experimental study on how total sleep deprivation modulates depressive-like behaviour, working memory, and object recognition in aged rats.

1626

HLA alleles and cannabis addiction

Case-control genetic study exploring protective and risk HLA alleles in relation to cannabis addiction.

1638

Psychiatric manifestations in brain tumors

Observational neuro-oncology study linking brain tumor characteristics with neuropsychiatric manifestations.

1647

HPA axis and immune responses

Computational neuroscience paper modelling how the brain mediates immune responses through the HPA axis.