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Table 10 Phytochemical constituents of PEBP, EABP and AQBP in comparison to the leaves of B. purpurea (BP) and MEBP

From: Hepatoprotective action of various partitions of methanol extract of Bauhinia purpurea leaves against paracetamol-induced liver toxicity: involvement of the antioxidant mechanisms

Classes of bioactive compounds

Types of extracts

BP

MEBP

PEBP

EABP

AQBP

Alkaloids

-

-

-

-

-

Saponins

+

+

-

+

+

Flavonoids

+

+

++

++

-

Tannins and polyphenolic compounds

+

+

+

+

+

Triterpenes

+++

+

++

-

-

Steroids

+++

++

+++

+++

-

  1. BP - B. purpurea leaves, MEBP - methanol extract of B. purpurea
  2. For saponins - + = 1–2 cm froth; ++ = 2–3 cm froth; +++ = >3 cm froth
  3. For flavonoids, tannins, triterpenes and steroids - + = weak colour; ++ = mild colour; +++ = strong colour
  4. For akalioids - + = negligible amount of precipitate; ++ = mild precipitate; +++ = strong precipitate; – = not detected