Preparation

Isolated ventral nerve cord of a dragonfly Aeschna grandis (Insecta, Odonata), stained with methylene blue vital (supravital) stain

In
Collection 29

Collection
Number

ZIN-AAZ-NSI-5-1

Species: Aeshna grandis (Linnaeus, 1758)    Arthropoda

Preparation Type: whole mount

Prepared: A.A. Zavarzin, S.I. Plotnikova

Description: Abdominal and thoracic parts of a dragonfly ventral nerve cord

Method: supravital methylene blue staining

Method Description: The method is described in detail in:
The technique of staining the nervous system with methylene blue / Selected works of A.S. Dogiel, professor of Saint-Petersburg University. Saint-Petersburg: K.L. Rikker, 1902. (In Russian)
Plotnikova S.I. Structural organization of the central nervous system of insects. Leningrad: Nauka, 1979. 120 pp. (In Russian)

Institution: Zoological Institute RAS

 

 

 

Series
of images

5-7 abdominal ganglia of the ventral nerve cord of a dragonfly nymph Aeschna grandis (Insecta, Odonata)

Preparation

ZIN-AAZ-NSI-5-1

Description: Caudal part of the ventral nerve cord. Ganglia with connectives and nerves are stained.

Organs: ganglion / ganglia, сentral nervous system, dorsal (spinal) cord or ventral cord, connective, larval nervous system

Methods: Neurohistology - supravital methylene blue staining

Series Details...

 

Series
of images

The 5th abdominal ganglion of the ventral nerve cord of a dragonfly nymph Aeschna grandis (Insecta, Odonata)

Preparation

ZIN-AAZ-NSI-5-1

Description: Region of cell bodies, neuropil, bodies and processes of neurons of the ganglion are stained. One can see connective nerve processes that go peripherally through the 1st and 2nd paired abdominal nerves.

Organs: сentral nervous system, dorsal (spinal) cord or ventral cord, ganglion / ganglia, connective, larval nervous system

Methods: Neurohistology - supravital methylene blue staining

Series Details...

 

Series
of images

The 3d thoracic ganglion of the ventral nerve cord of a dragonfly nymph Aeschna grandis (Insecta, Odonata)

Preparation

ZIN-AAZ-NSI-5-1

Description: Region of cell bodies, neuropil, bodies and processes of neurons of the ganglion are stained. One can see connective nerve processes that run peripherally through lateral nerves.

Organs: сentral nervous system, dorsal (spinal) cord or ventral cord, ganglion / ganglia, connective, larval nervous system

Methods: Neurohistology - supravital methylene blue staining

Series Details...

 

Series
of images

The 7th abdominal ganglion of the ventral nerve cord of a dragonfly nymph Aeschna grandis (Insecta, Odonata)

Preparation

ZIN-AAZ-NSI-5-1

Description: Region of cell bodies, neuropil, bodies and processes of neurons of the ganglion are stained

Organs: сentral nervous system, dorsal (spinal) cord or ventral cord, ganglion / ganglia, connective, larval nervous system

Methods: Neurohistology - supravital methylene blue staining

Series Details...

 

Series
of images

The biggest of thoracic ganglia (the third) of the ventral nerve cord of a dragonfly nymph Aeschna grandis (Insecta, Odonata) which takes part in innervation of walking legs and wings.

Preparation

ZIN-AAZ-NSI-5-1

Description: Region of cell bodies, neuropil, bodies and processes of neurons of the ganglion are stained. One can see connective nerve processes that run peripherally through lateral nerves.

Organs: сentral nervous system, dorsal (spinal) cord or ventral cord, ganglion / ganglia, connective, larval nervous system

Methods: Neurohistology - supravital methylene blue staining

Series Details...