The words situ and situs are Latin for "site"(or location). They also have other meanings (Situ means "lake"in Sundanese).

Immunohistochemical and in situ hybridization studies of influenza A virus infection in human lungs
Identification of programmed cell death in situ via specific labeling of nuclear DNA fragmentation.
Identification of programmed cell death in situ via specific labeling of nuclear DNA fragmentation.
High-resolution mapping of human chromosome 11 by in situ hybridization with cosmid clones
A non-radioactive in situ hybridization method for the localization of specific RNAs in Drosophila embryos reveals translational con...
Comparative prognostic value of HPV16 E6 mRNA compared with in situ hybridization for human oropharyngeal squamous carcinoma.
The application of laser ablation-inductively coupled plasma-mass spectrometry to in situ U–Pb zircon geochronology
Intracellular pH measurements in Ehrlich ascites tumor cells utilizing spectroscopic probes generated in situ.
2006 consensus guidelines for the management of women with cervical intraepithelial neoplasia or adenocarcinoma in situ.
Cavrieli Y, Sherman Y, Ben-Sasson SAIdentification of programmed cell death in situ via specific labelling of nuclear DNA fragmentat...