To evaluate the hyaluronic acid (HA) inflammatory reaction, fibroblasts,
fibrosis and duration of effect in the dorsal region of tobacco-exposed
Ten Wistar rats were divided into two groups: tobacco-exposed-group (TEG;n=5)
and air-control-group (CG;n=5). The TEG animals were tobacco-exposed twice a
day, 30-minutes/session, during 60 days. After this period, all animals
received 0.1 mL HA subcutaneous injection in the dorsal area. The v…
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