Conocephalus 8 claims

genus · family Tettigoniidae · animal · NCBI Taxonomy ↗

Conocephalus · picture from its Wikimedia Commons category(c) Zinogre, some rights reserved (CC BY-SA) · CC BY-SA 4.0 · Wikimedia Commons ↗

8 claims

Open in search (filters, sorting) →

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conocephalus tissue toward the anode died, while the cathode region remained alive.

Taxon: ConocephalusConocephaluse0
Treatment: direct electric currente3
Outcome: deathe1
Qualifier: toward the anodee1
Comparator: the region toward the cathodee2

Not reportedDirection

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“It was found that death occurred in that part of the plant which lay toward the anode.”
✓ located verbatim in the source · abstract, characters 661–747

e2
“the region toward the cathode remained alive in all plants.”
✓ located verbatim in the source · abstract, characters 948–1007

e3
“the application of direct electric current resulted in partial death of the organism”
✓ located verbatim in the source · abstract, characters 179–263

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dead region increased with current density.

Taxon: ConocephalusConocephaluse0
Treatment: current densitye1
Outcome: extent of the dead regione1
Direction: increasede1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“The extent of the dead region increased with greater current density”
✓ located verbatim in the source · abstract, characters 1008–1076

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dead region increased with exposure duration.

Taxon: ConocephalusConocephaluse0
Treatment: duration of exposuree1
Outcome: extent of the dead regione1
Direction: increasede1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“The extent of the dead region increased with greater current density; also with greater duration of exposure.”
✓ located verbatim in the source · abstract, characters 1008–1117

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Larger plants suffered more injury than smaller plants.

Taxon: ConocephalusConocephaluse0
Material: Large plantse1
Outcome: injurye1
Direction: moree1
Value: about 20%e1
Comparator: small onese1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“Large plants (about 6 cm. long) showed about 20% more injury than small ones (1 cm. or less) for the same duration and density of current.”
✓ located verbatim in the source · abstract, characters 1786–1924

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Opposite plant orientations did not differ in injury.

Taxon: ConocephalusConocephaluse0
Treatment: apexe1
Outcome: quantity of effecte1
Direction: No differencee1
Comparator: basee1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“No difference was detected in quantity of effect between plants oriented in opposite directions; that is, apex and base were equally susceptible when turned toward the anode.”
✓ located verbatim in the source · abstract, characters 1224–1398

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Regeneration did not occur toward the anode but occurred elsewhere.

Taxon: ConocephalusConocephaluse0
Outcome: Regeneration did not, of course, occur toward the anode, but was not absent elsewhere.e1

Not reportedDirection

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“Regeneration did not, of course, occur toward the anode, but was not absent elsewhere.”
✓ located verbatim in the source · abstract, characters 1399–1485

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation New growth was more frequent when the apex faced the cathode.
Observation The dead region occupied 5 to 63% of thallus length.

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

New growth was more frequent when the apex faced the cathode.

Taxon: ConocephalusConocephaluse0
Treatment: apex toward the cathodee1
Outcome: new growthse1
Direction: more frequentlye1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“As a result new growths were more frequently seen on plants turned with apex toward the cathode.”
✓ located verbatim in the source · abstract, characters 1486–1582

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation The dead region occupied 5 to 63% of thallus length.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

The dead region occupied 5 to 63% of thallus length.

Taxon: ConocephalusConocephaluse0
Organ / stage: thalluse1
Outcome: dead regione1
Value: 5 to 63%e1

Verbatim

e0
“The results given below were obtained with the Bryophyte Conocephalus.”
✓ located verbatim in the source · abstract, characters 312–382

e1
“The dead region comprised 5 to 63% of the length of the thallus.”
✓ located verbatim in the source · abstract, characters 1721–1785

Title

Polarity in Lethal Action of Electric Current

V. Schechter Experimental Biology and Medicine 1935. doi:10.3181/00379727-33-8349p

Other claims from this paper (7)

Intervention effect Conocephalus tissue toward the anode died, while the cathode region remained alive.
Association Dead region increased with current density.
Association Dead region increased with exposure duration.
Association Larger plants suffered more injury than smaller plants.
Intervention effect Opposite plant orientations did not differ in injury.
Observation Regeneration did not occur toward the anode but occurred elsewhere.
Observation New growth was more frequent when the apex faced the cathode.