Is caste determination inMelipona quadrifasciata, a stingless bee, influenced by 9-oxo-decenoic acid?

1979 ◽  
Vol 26 (4) ◽  
pp. 273-278 ◽  
Author(s):  
M. S. Engel
1975 ◽  
Vol 62 (2) ◽  
pp. 98-99 ◽  
Author(s):  
L. A. de Oliveira Campos ◽  
F. M. Velthuis-Kluppell ◽  
H. H. W. Velthuis

Planta Medica ◽  
2015 ◽  
Vol 81 (16) ◽  
Author(s):  
PM Kustiawan ◽  
ET Arung ◽  
P Phuwapraisirisan ◽  
S Puthong ◽  
T Palaga ◽  
...  

2021 ◽  
pp. 1-30
Author(s):  
Francieli Braghini ◽  
Fabíola C. Biluca ◽  
Mayara Schulz ◽  
Luciano V. Gonzaga ◽  
Ana C. O. Costa ◽  
...  
Keyword(s):  

Biomolecules ◽  
2021 ◽  
Vol 11 (1) ◽  
pp. 98
Author(s):  
Lidia Błaszczyk ◽  
Agnieszka Waśkiewicz ◽  
Karolina Gromadzka ◽  
Katarzyna Mikołajczak ◽  
Jerzy Chełkowski

The occurrence and diversity of Lecanicillium and Sarocladium in maize seeds and their role in this cereal are poorly understood. Therefore, the present study aimed to investigate Sarocladium and Lecanicillium communities found in endosphere of maize seeds collected from fields in Poland and their potential to form selected bioactive substances. The sequencing of the internally transcribed spacer regions 1 (ITS 1) and 2 (ITS2) and the large-subunit (LSU, 28S) of the rRNA gene cluster resulted in the identification of 17 Sarocladium zeae strains, three Sarocladium strictum and five Lecanicillium lecanii isolates. The assay on solid substrate showed that S. zeae and S. strictum can synthesize bassianolide, vertilecanin A, vertilecanin A methyl ester, 2-decenedioic acid and 10-hydroxy-8-decenoic acid. This is also the first study revealing the ability of these two species to produce beauvericin and enniatin B1, respectively. Moreover, for the first time in the present investigation, pyrrocidine A and/or B have been annotated as metabolites of S. strictum and L. lecanii. The production of toxic, insecticidal and antibacterial compounds in cultures of S. strictum, S. zeae and L. lecanii suggests the requirement to revise the approach to study the biological role of fungi inhabiting maize seeds.


Apidologie ◽  
2021 ◽  
Author(s):  
Jéferson Pedrosa dos Santos ◽  
Bruno Gusmão Vieira ◽  
Rafael Carvalho da Silva ◽  
Fabio Santos do Nascimento
Keyword(s):  

2021 ◽  
Vol 1892 (1) ◽  
pp. 012032
Author(s):  
K N A Mohammed Hassan ◽  
R K Raja Ibrahim ◽  
D Maisarah ◽  
Z Zakaria ◽  
N Ihsan ◽  
...  

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