Table I.

Volatiles in LIS-transgenic and control tomato fruits

Volatile DetectedDetection MethodUC82BCB3
TransformedControlTransformedControl
ng g−1/fresh wt
Aliphatic acids, aldehydes, and alcohols
 Pentanoic acidRetention time (RT), mass spectrometry (MS)20  (0–61)12  (0–20)
 Hexanoic acidRT, MS48  (0–103)Traces66  (0–103)Traces
 DecanolRT, MS25  (0–76)2.8  (0–5)
 Nonanoic acidRT, MSTraces2  (0–5)5  (0–15)8  (0–13)
 2,4-HeptadienalRT, MSTraces8  (0–25)
 Dodecanoic acidRT, MS27  (10–57)10  (8–14)Traces16  (0–25)
 Tetradecanoic acidRT, MS24  (0–58)Traces17  (0–30)28  (15–40)
Oxygenated and nonoxygenated monoterpenes
 MyrceneRT, MS20  (0–60)10  (0–29)17  (0–51)Traces
 LimoneneRT, MS97  (64–130)1  (0–2)
 β-OcimeneRT, MS20  (0–61)Traces
 γ-TerpineneRT, MS7  (0–22)Traces
 TerpinoleneRT, MS11  (0–34)Traces
Linalool 1-a RT, MS 187  (123–258) 0 456  (165–833) 0
 GeranialRT, MS4  (0–11)1  (0–2.5)0.5  (0–2)4  (2–6)
 AcetoxylinaloolMS5  (0–14)0
8-Hydroxylinalool RT, MS 113  (94–147) 0 345  (199–504) 0
Phenolic derivatives
 BenzaldehydeRT, MS13  (0–39)Traces8  (0–25)Traces
 Benzyl alcoholRT, MS96  (48–187)50  (36–71)167  (120–217)77  (56–105)
 GuaiacolRT, MS128  (54–178)43  (0–65)537  (54–1026)252  (16–391)
 2-Phenylethyl alcoholRT, MS165  (40–307)120  (100–134)206  (133–249)123  (80–200)
 Benzoic acidRT, MS38  (0–101)38  (6–100)5  (0–15)7  (0–22)
 Methyl salicylateRT, MS167  (50–249)58  (0–94)205  (129–317)173  (53–251)
 4-VinylphenolRT, MS147  (55–310)75  (35–145)179  (139–254)87  (44–115)
 4-Vinyl 2-methoxyphenolMS130  (0–282)92  (29–195)297  (112–659)77  (47–96)
 Salicylic acidMS2  (0–7)Traces
 EugenolRT, MS45  (0–91)33  (22–50)28  (24–34)16  (11–19)
 VanillinRT, MS3  (0–8)2  (0–4)4  (0–11)7  (4–8)
 2-MethoxyhydroquinoneMS7  (0–20)17  (0–36)
 4-Methoxy-2-methylphenolMS7  (0–12)10  (9–13)
 AcetovanilloneRT, MS30  (19–39)28  (18–42)
 Vanillic acidMS10  (7–23)Traces
 BenzophenoneMS15  (0–32)5  (0–7)14  (0–31)7  (6–7)
 Homovanillic acidMS26  (0–54)15  (8–28)48  (22–94)18  (0–34)
 MethylbenzophenoneMS67  (51–94)16  (10–21)67  (42–87)48  (32–65)
 Coumaric acidMSTraces13  (0–38)
Nor-isoprenes
 GeranylacetoneRT, MSTraces5  (3–9)Traces3  (0–7)
 β-IononeMSTraces3  (0–10)
 6-Methyl-2-hepten-1-oneRT, MSTraces6  (0–17)
Other
 3-(Methylthio)-1-propanolRT, MS44  (25–81)59  (17–129)
 2-IsobutylthiazoleMSTraces13  (0–22)Traces22  (18–28)
 FuraneolRT, MS5  (0–16)33  (22–44)
 Butyl butyrateMS109  (91–128)52  (49–56)46  (0–98)47  (29–64)
 DihydroactindiolideMS7  (0–11)10  (9–13)Traces6  (4–7)
 Unknown 1MS60  (0–112)0425  (0–922)0
 Unknown 2MS135  (37–290)0

Means and ranges of three independent determinations are shown. One fruit from three plants, each originating from an independent transformation event, was analyzed for each variety.

    • F1-a  Bold indicates identified linalool and linalool derivatives.