This doesn't mean we have to give up homemade jams. They can be made without sugar or gel fixatives; you just need to know a ...

This doesn't mean we have to give up homemade jams. They can be made without sugar or gel fixatives. You just need to know a ...

At right is a section of mouse spleen damaged by rough handling. Many of the cells are distorted beyond recognition. There are many fixatives and many considerations in their use. For routine paraffin ...