|Plants & Human Affairs (BIOL106) - Stephen G. Saupe, Ph.D.; Biology Department, College of St. Benedict/St. John's University, Collegeville, MN 56321; firstname.lastname@example.org; http://www.employees.csbsju.edu/ssaupe|
Screening for Biodynamic Plants
Print and read the Bioassay experiment
Read Herbarium and Collecting Techniques
Type answers to the following questions:
What is an herbarium?
What is a voucher specimen?
Prepare a herbarium label for your plant specimen. Put the label in the newsprint with your specimen.
Prepare a typed report about the plant that includes, at a minimum, the following information. Some potential references are provided below.
brief description of plant (append an image of plant)
indication of where plant grows
to where is the plant native?
which parts of plant, if any, have been used for medicine?
how has the plant been prepared for medicine?
who, if anyone, has used this plant and for what treatments?
chemistry of plant; identify any known chemicals/active ingredients in plant
Print and read the
Complete, on separate sheets of paper, tables 1, 2, 3, 4, and 5.
Plot % died (corrected) vs. log extract conc (μg mL-1).
Determine the LD50 from the graph. (show your work)
Prepare a written report documenting this experiment. Your report should, at a
minimum, summarize your results of your bioassay and indicate whether it
matched with your expected (hypothesized) results?
Why or why not? Explain. (1 page max; typed)
References: (here's a small sampling)
Last updated: 09/10/2007 � Copyright by SG Saupe