Results 71 to 80 of about 659 (187)

The regulatory mechanism of the male accessory reproductive gland (ARG) of Serinetha augur (Fabr) (Heteroptera: Coreidae)—A cotton pest [PDF]

open access: yes, 1994
The present study deals with the interrelationship of the neuroendocrine complex (NEC) and male accessory reproductive gland (ARG) of a cotton bug, Serinetha augur.
Basker, P.   +5 more
core   +1 more source

Novel equation for estimating corpus allatum activities during the last larval instar of the eri silkworm [PDF]

open access: yes, 1992
An equational model to evaluate the juvenile hormone (JH) level in the haemolymph of the last larval instar of the Eri silkworm Philosamia ricini has been designed.
Idriss, M., Hussein, Wagiha
core  

Reproductive aspects of Chagas disease vectors (Hemiptera, Triatominae) with anatomical teratologies [PDF]

open access: yes, 2018
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)As Chagas disease has no cure, vector control is the most effective method of preventing this neglected disease.
da Rosa, João Aristeu   +20 more
core   +1 more source

Some effects of mermithid parasitism on the larval blackflies Prosimulium mixtum fuscum and Simulium venustum [PDF]

open access: yes
Histochemical studies in the laboratory in Canada on field-collected larvae of Prosimulium fuscum Syme & Davies (mixtum fuscum) revealed no significant differences in the endocrine activity of larvae infected with mermithid nematodes and healthy larvae ...

core   +1 more source

IN-VITRO GROWTH OF CORPORA ALLATA FROM DIPLOPTERA-PUNCTATA [PDF]

open access: yes, 2010
[[abstract]]An in vitro organ culture system was established to support growth of corpora allata from the cockroach Diploptera punctata. During a 1-wk incubation in L-15B medium supplemented with 10% fetal bovine serum (FBS) and 10% cockroach hemolymph ...
TSAI, WH;HOLBROOK, GL;SCHAL, C;CHIANG, AS
core  

Precocene I and II Inhibition of Vitellogenic Oöcyte Development in Drosophila melanogaster [PDF]

open access: yes, 1983
Adult female Drosophila melanogaster were exposed to precocene I and II, antiallatropin compounds which result in juvenile hormone deficiency in many insects.
Landers, Milton H.   +2 more
core   +1 more source

NEURAL AND HORMONAL-REGULATION OF GROWTH OF CORPORA ALLATA IN THE COCKROACH, DIPLOPTERA-PUNCTATA [PDF]

open access: yes, 2010
[[abstract]]DNA synthesis and mitosis in the corpora allata (CA) of adult Diploptera punctata males were investigated with total cell count after 5'-bromo-2'-deoxyuridine immunodetection and colchicine arrestment both in vivo and in vitro.
CHIANG, AS;TSAI, WH;SCHAL, C
core   +1 more source

Glucagon like and insulin like hormones of the insect neurosecretory system [PDF]

open access: yes, 1976
Aqueous extracts of corpus cardiacum corpus allatum complexes of the adult tobacco hornworm Manduca sexta produced both glycogenolysis and hypoglycaemia when injected into the larval form of the same species.
Tager, H. S.   +4 more
core   +3 more sources

Relationship between locomotor activity, oxidative stress and aging in fire bug \kur{Pyrrhocoris apterus} [PDF]

open access: yes, 2012
The hypothesis that experimental manipulations increasing life span correlate to reduced physical activity and reduced molecular oxidative damage was tested. We used three longevity phenotypes of males and females of Pyrrhocoris apterus, diapause insects,
BUŘIČOVÁ, Marcela
core  

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