Methods for the study of cartilaginous airways represent technically very laborious and time-consuming procedures, many of these with the inevitable disruption or elimination of the distal bronchi and ...

Biomechanists use many high-tech tools such as MRI or CT scanning to visualize the connective tissues of specimens. But for Adam Summers of the University of Washington’s Friday Harbor Labs, none of ...

Negative staining is a powerful preparative method for studying particulate specimens. In principle, the specimen is surrounded by heavy metal atoms that act as an electron barrier. Because the ...

The Science Teacher is an award-winning, peer-reviewed, practitioners' journal for grade 9-12 teachers, university faculty responsible for teacher preparation, and state and district science ...

Introduction. Why use demonstrations -- How to use and present demonstrations -- Sources of specimens -- Comment to the beginner -- Preservation and dissection. Fixing, preserving, and embalming -- ...

Detecting sentinel lymph node metastasis on immunochemical staining was not associated with survival among women with early-stage breast cancer who received breast-conserving surgery and lymph node ...