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. 2021 Dec 31;30(2):162–171. doi: 10.1016/j.jsps.2021.12.012

Table 3.

Morphological and Biochemical characteristics of the marine isolate 1S1.

Test character
Results
Morphological characters
Colony shape Regular
Colony edge Entire
Colony consistency Dry-ash
Colony elevation Concave
Spore grouping Chain
Spore color Gray
Spore chain Hook
Arial mycelium White to gray
Substrate mycelium white
Diffusible pigment -
Production of melanin pigment Tyrosine agar Tryptone-yeast extract broth
- -
Growth under different physiological conditions
pH
NaCl in %
Temperature in °C
3 7.7 10 0 5 10 20 28 37 45 60
+ + - + + + + + + + -
Utilization of different carbon sources

starch +
maltose +++
mannose ++
lactose -
xylose +
galactose ++
fructose +
glucose -
sucrose +
Sodium acetate -
glycerol +
Utilization of different nitrogen source

L- alanine ++
DL-Phenylalanine +
L- Asparagine +
L-Tyrosine +
L- Arginine +
L-Cystine -
NH4NO3 -
(NH4)2SO4 +
KNO3 +
NaNO3 +
Enzyme production

Amylase +++
Gelatinase -
Chitinase -
Catalase -
Pectinase +
Arginase -
Licithinase +
Urease +
Lipase +
Cellulase -
Caseinase -

+++: very good growth, utilization or production;

++: good growth utilization or production;

+: Scanty growth, utilization or production;

-: no growth, utilization or production.