Results 111 to 120 of about 19,640 (262)

Moth sex pheromone receptors and deceitful parapheromones. [PDF]

open access: yes, 2012
The insect's olfactory system is so selective that male moths, for example, can discriminate female-produced sex pheromones from compounds with minimal structural modifications.
Elizabeth Atungulu   +7 more
core   +1 more source

Two Sympatric Spodoptera Species Could Mutually Recognize Sex Pheromone Components for Behavioral Isolation

open access: yesFrontiers in Physiology, 2019
Spodoptera exigua and S. litura are two sympatric species in China and many other countries. Both moths employ a multiple component sex pheromone blend, including a common component Z9,E12-14:OAc, and two specific components Z9-14:OH and Z11-16:OAc for S.
Qi Yan   +7 more
doaj   +1 more source

Rearing Istocheta aldrichi (Diptera: Tachinidae) From Field‐Collected Japanese Beetles (Popillia japonica): 1. Methods to Improve Insect Collection and Parasitoid Pupariation

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
We describe methods for collecting and rearing the tachinid parasitoid Istocheta aldrichi from parasitized Japanese beetle adults. Hosts can be collected by hand and reared in the laboratory, or by using modified trap containers with added plant material and substrate to provide suitable conditions for I.
Simon Legault   +3 more
wiley   +1 more source

Sex pheromone and period gene characterization of Lutzomyia longipalpis sensu lato (Lutz & Neiva) (Diptera: Psychodidae) from Posadas, Argentina [PDF]

open access: yes, 2010
Lutzomyia longipalpis s.l. is the primary vector of Leishmania (L.) infantum in the New World. In this study, male Lutzomyia longipalpis specimens from Posadas, Argentina were characterized for two polymorphic markers: the male sex pheromone and the ...
Acardi, Soraya A.   +16 more
core   +1 more source

Rearing Istocheta aldrichi (Diptera: Tachinidae) From Field‐Collected Japanese Beetles (Popillia japonica): 2. Methods to Improve Overwintering, Adult Emergence and Longevity

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Successful rearing of Istocheta aldrichi, a tachinid parasitoid of invasive Japanese beetle, depended on conditions before, during, and after overwintering. Longer cold exposure increased adult emergence and accelerated post‐diapause development. Early transfer of puparia to cool conditions improved survival, while spring temperature manipulation ...
Paul K. Abram   +7 more
wiley   +1 more source

Pheromone Detection by a Pheromone Emitter : A Small Sex Pheromone-Specific Processing System in the Female American Cockroach [PDF]

open access: yes, 2010
Many animals depend on pheromone communication for successful mating. Sex pheromone in insects is usually released by females to attract males. In American cockroaches, the largest glomerulus (B-glomerulus) in the male antennal lobe (first-order ...
Masazumi Iwasaki   +5 more
core   +1 more source

Ant trail pheromone biosynthesis is triggered by a neuropeptide hormone.

open access: yesPLoS ONE, 2012
Our understanding of insect chemical communication including pheromone identification, synthesis, and their role in behavior has advanced tremendously over the last half-century.
Man-Yeon Choi, Robert K Vander Meer
doaj   +1 more source

Effects of non‐host traces on behavioural responses of an egg parasitoid to substrate‐borne semiochemicals in a multi‐herbivore scenario

open access: yesEcological Entomology, EarlyView.
In open arena assays, the response of the egg parasitoid Trissolcus basalis to substrate‐borne semiochemicals left by the host Nezara viridula was affected by the non‐host Spodoptera littoralis. Non‐host larval traces reduced T. basalis residence time spent on walking traces from gravid N. viridula females but did not affect responses to walking traces
Tuğcan Alınç   +5 more
wiley   +1 more source

The aphid sex pheromone cyclopentanoids: synthesis in the elucidation of structure and biosynthetic pathways [PDF]

open access: yes, 1996
Identification of a range of aphid sex pheromones as comprising the cyclopentanoids (4aS,7S,7aR)-nepetalactone, (1R,4aS,7S,7aR)-nepetalactol and the (1S)- and (1R,4aR,7S,7aS)-nepetalactols required samples authenticated by 1H and 13C NMR.
Pickett, J. A.   +5 more
core   +1 more source

Sex and the nose: human pheromonal responses [PDF]

open access: yesJournal of the Royal Society of Medicine, 2007
The chemosensory functions of the human nose are underappreciated. Traditional teaching is that the sense of smell detects volatile compounds, which may then allow the identification of substances that may be beneficial or harmful—such as good versus putrefied food. However, increasing evidence from research in other animals suggests that olfaction may
openaire   +3 more sources

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