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Usnic acid is a
naturally occurring dibenzofuran derivative found in
several lichen species with the
formula C18H16O7. It was
first isolated by German...
-
usNIC (user-space NIC) is Cisco's low-latency
computer networking product for MPI over 10
Gigabit Ethernet in high-performance computing. It operates...
-
accord with the
reported presence of the
known lichenous natural product usnic acid,
though as of 2015, no
report appears indicating the
standard cyanobacterial...
- The U.S.
National Ice
Center (
USNIC) is a tri-agency
operational center and
echelon V
command of the
Naval Oceanographic Office (NAVOCEANO),
whose mission...
-
Exposure to UV-B
radiation induces the ac****ulation of
usnic acid and
melanic compounds.
Usnic acid is
thought to play a role in
protecting the photosymbiont...
-
South Georgia Island. As of
August 2023, the U.S.
National Ice
Center (
USNIC)
still lists one
extant piece of B-15 that
meets the
minimum threshold for...
- properties, as many of the
secondary metabolites are
antimicrobial (e.g.,
Usnic acid), but it also has the
unique distinction of
being harvested and sold...
-
usnate is the
copper salt of
usnic acid. It has been used as an antimicrobial.
Frankos VH (January 2005). "NTP
nomination for
usnic acid and
Usnea barbata herb"...
- 4-cyclohexadien-1-one + NAD+ ⇌ {\displaystyle \rightleftharpoons } (S)-
usnic acid + NADH + H+ In the
reverse direction, (S)-usnate is
reduced by NADH...
-
compounds are
exclusively found in lichens.
Examples of
lichen products include usnic acid (a dibenzofuran),
atranorin (a depside),
lichexanthone (a xanthone)...
