TY  - JOUR
TI  - Evolution: Photosynthetic ancestors
JA  - Nature
PY  - 2008/07/10/print
VL  - 454
IS  - 7201
SP  - 141
EP  - 141
PB  - Nature Publishing Group
SN  - 0028-0836
UR  - http://dx.doi.org/10.1038/454141c
M3  - 10.1038/454141c
N1  - 10.1038/454141c
ER  -