Table 4 Cytotoxicity results obtained for 1.5 phr graphene incorporated NR latex thin film.

From: Facile, environmentally benign and scalable approach to produce pristine few layers graphene suitable for preparing biocompatible polymer nanocomposites

Dilution

Confluent monolayer (+ is present and − is absent)

toxicity

Grade

(Untreated 1 × DMEM medium)

+

None

0

Undiluted

−

Severe

4

1:2

−

Severe

4

1:4

+

None

0

1:8

+

None

0

1:16

+

None

0

1:32

+

None

0

(Thin films from natural Rubber latex gloves)

−

Severe

4

  1. Grade 0 refers the toxicity is none and indicates discrete intracytoplasmatic granules, no cell lysis and no reduction of cell growth.
  2. Grade 4 mentions the toxicity is severe and show the nearly complete or complete destruction of the cell layers.
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