Henry J. Callot

Isotopic compositions and probable origins of organic molecules in the Eocene Messel shale

John M. Hayes, Ray Takigiku, R. Ocampo et al. · Nature · 1987 · 236 citations

Natural Sciences, Earth Sciences, Geology +17

Structural comparison of nickel, vanadyl, copper, and free base porphyrins from Oulad Abdoun oil shale (Maastrichtian, Morocco)

J. Verne-Mismer, R. Ocampo, Claude Bauder et al. · Energy & Fuels · 1990 · 47 citations

Engineering, Chemistry, Earth Sciences +13

Molecular fossils of chlorophyll c of the 17-nor-DPEP Series. Structure determination, synthesis, geochemical significance.

J. Verne-Mismer, R. Ocampo, Henry J. Callot et al. · Tetrahedron Letters · 1988 · 36 citations

Life Sciences, Chemistry, Plant Biology +10

Identification of a novel C33 DPEP petroporphyrin from boscan crude oil : evidence for geochemical reduction of carboxylic acids.

J Verne-Mismer, R. Ocampo, Henry J. Callot et al. · Tetrahedron Letters · 1986 · 26 citations

Natural Sciences, Biochemistry, Chemistry +6

Structural evidence for heme fossils in Messel oil shale (FRG)

Claude Bauder, R. Ocampo, Henry J. Callot et al. · Die Naturwissenschaften · 1990 · 14 citations

Engineering, Earth Sciences, Geology +16