7. MONOSACCHARIDES AND OLIGOSACCHARIDES
CH 2 OH
333
CH 2 OH
αα-Trehalose
(XCII)
TABLE II
SOURCES OF ««-TREHALOSE
Group
Insects
Bacteria
Fungi
Lichens
Algae
Yeast
Name of organism
Locust
Silkworms (Bombyx)
Various
Cestodes and nematodes
Propionobacterium (3 spp.)
Mycobacterium tuberculosis
Mycobacterium phlei
Mycobacterium tuberculosis
" Mushrooms"
Pholiota spectabilis ("big laughing
toadstool")
Umbilicaria pustulata
Cladonia rangiferina, Umbilicaria rigida,
Haematomma ventosum, Cetraria
islandica, Leconora arcta
Freshwater, Rhodophyta: Lemanea
nodosa and Sacheria fucina
Freshwater, Cyanophyta: Phormidium
teuere
Marine, Cyanophyta: various spp.
Bakers'
Brewers'
State in which sugar
was present in vivo
Free
Free
Free
Free
Free in cells and
medium
Esterified in neutral
fat fraction
Free
Esterified as 6,6'dimycolate
Free
Free
Free
Free
Free
Free
0
Free
6-Phosphate
Free
Free
References
(69)
(206a)
(67, 68,
206b)
(206c)
(207)
(208)
(209)
(210)
(211)
(212)
(218)
(214)
(214a)
(215)
(215a)
(216)
(217)
(218)
° Circumstantial evidence.