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You Are What You Eat – Science & Engineering Festival Results

Individual results are found in the table. Look up your sample number in the table and read across for the carbon (δ13C) and nitrogen (δ15N) isotope results. All the data collected are shown together on the plot below (scroll down!).  Please email lindareynard@boisestate.edu with any questions. Thank you for participitating and I hope you found it interesting!

Sample numberCarbon isotopes
(δ13C)
Nitrogen isotopes
(δ15N)
1-19.18.0
2-20.28.2
3-18.88.9
4-19.38.6
5-18.48.8
6-18.79.6
7-18.78.7
8-17.69.2
11-19.19.5
12-18.18.2
13-18.69.2
14-18.78.6
15-18.18.9
16-18.39.3
17-17.69.1
18-19.28.9
19-18.08.9
20-17.99.2
21-17.69.5
22-18.88.4
23-17.18.8
24-17.79.4
25-17.99.3
26-17.99.2
27-19.88.8
28-16.710.2
29-21.17.0
30-18.29.3
31-17.39.7
32-19.09.0
33-18.98.9
34-18.19.1
35-17.98.9
36-18.49.3
37-17.79.3
38-20.48.9
39-18.48.9
40-18.98.9
41-18.89.2
42-19.49.2
43-19.78.7
44-18.88.8
45-18.89.1
46*10.2
47-21.58.6
48-17.98.2
49-17.58.7
50-19.08.8
51-20.19.6
52-18.78.8
53-19.28.6
54-18.59.3
55-19.49.7
56-17.88.9
57-16.19.1
58-17.89.1
59-19.09.4
60-19.19.2
61-18.08.9
62-19.58.2
63-19.29.5
64-18.49.7
65-17.59.9
66-17.49.4
67-17.99.2
68-17.79.8
69-18.79.0
70-18.78.7
71-18.19.3
72-18.09.0
73-17.39.3
74-18.29.3
75-18.09.2
76-17.99.1
77-17.49.1
78-17.59.4
79-17.58.4
80-17.79.5
81-17.010.0
82-18.49.2
83-18.49.2
84-18.29.5
85-18.48.7
86-17.49.5
87-17.69.4
88-17.98.8
89-18.08.8

Note: the person with the * in the table above – I am missing one of the data points – I can rerun a sample, please contact me if you’d like to provide another sample (lindareynard@boisestate.edu).

Grey dots show BSU visitor data:

carbon and nitrogen isotope results of BSU visitor fingernails

Food and comparison fingernail data:

plot of carbon and nitrogen isotopes of foods from the USA


plot of carbon and nitrogen isotopes from fingernails from US omnivores, vegetarians, and vegan