Publications by Alexandra Fries

IAN is committed to producing practical, user-centered communications that foster a better understanding of science and enable readers to pursue new opportunities in research, education, and environmental problem-solving. Our publications synthesize scientific findings using effective science communication techniques.

Bacteria sampling and data analysis protocol addendum for Mid-Atlantic tidal tributary indicators (Page 1)

Bacteria sampling and data analysis protocol addendum for Mid-Atlantic tidal tributary indicators

Wicks EC, Kelsey RH, Fries AS, Kellogg JP ·
13 January 2012

This document provides guidelines for the successful production of tidal ecosystem health report cards. Specifically, this document serves as an addendum to the Sampling and data analysis protocols for Mid-Atlantic tidal tributary indicators which develops a clear and consistent protocol for the identification, collection, and analysis of the indicator of bacteria.

Read more

Swine waste as a source of natural products: A carotenoid antioxidant (Page 1)

Swine waste as a source of natural products: A carotenoid antioxidant

Cahoon LB, Halkides CJ, Song B, Williams CM, Dubay GR, Fries AS, Farmer J, Fridrich W, and Brookshire C ·
2012

Development of Environmentally Superior Technologies for swine waste management has focused on extraction of products with relatively low unit values. Analyses of the bacterial composition of swine waste lagoon samples confirmed the presence of several purple non-sulfur bacteria (PNSB) species known to produce a variety of carotenoids. We examined a carotenoid naturally abundant in North Carolina swine waste lagoons dominated by PNSB.

Read more