Table Info

Table 7.

Significance (※) of components when sampling grouping is based on resin extraction time (samples with resins obtained naturally are examined separately from those with conventionally obtained resins)

Compound	VIP (PLS-DA)		P-value (t-test)		Log2 fold change^†
Compound	N	C	N	C	N	C
2-Nonanone	1.8572	1.1057	0.0136	0.0589	0.4583	–0.2722
1,4-Cineole	1.6265	0.8026	0.0134	0.4160	–0.9115	–0.3663
α-Pinene	1.2039	0.8319	0.0974	0.2956	–0.9995	–0.5578
Estragole	1.1668	1.0240	0.1048	0.6759	–0.3820	0.1919
β-Myrcene	1.1416	1.1866	0.1100	0.1947	–0.6123	–0.2262
β-Caryophyllene	1.1261	1.7728	0.1137	8.03E-04	–0.4416	–1.0345
Limonene	0.9558	0.8518	0.3650	0.3900	–0.1783	–0.2329
α-Terpineol	0.9117	0.8886	0.7888	0.4768	–0.0641	–0.3160
α-Terpinolene	0.9007	0.9319	0.4711	0.9490	–0.2490	–0.0290
Endo-borneol	0.8390	1.3495	0.9198	0.0212	0.0157	–0.5233
Terpinen-4-ol	0.8336	0.9068	0.6665	0.2568	–0.0617	–0.4837
Fenchol	0.8269	0.8566	0.9257	0.9511	–0.0158	0.0225
γ-Terpinene	0.8072	1.0198	0.5739	0.5817	–0.1490	0.2297
Camphene	0.7398	0.9006	0.6209	0.2391	–0.1736	–0.4076
α-Copaene	0.7351	0.8533	0.5420	0.1928	0.1493	–0.4364
Linalool	0.6921	0.5125	0.3370	0.7632	–0.2647	–0.1480
p-Cymene	0.6786	0.7500	0.5792	0.3222	–0.0967	–0.1619
2-Nonanol	0.4068	0.8026	0.9584	0.4950	0.0083	–0.2355
Myrtenol	0.2016	1.0162	0.8387	0.0963	0.0589	–0.3925

※: significant values with VIP > 1.0 for multivariate analysis and P < 0.05 for univariate analysis are denoted in bold; †: a negative Log2 fold change indicates a direction towards the group of longer extraction time; N: naturally obtained resins; C: conventionally obtained resins

Supplementary materials

The supplementary material for this article is available at: https://www.explorationpub.com/uploads/Article/file/101048_sup_1.pdf.

Declarations

Author contributions

AN and CV: Investigation, Methodology, Formal analysis, Writing—original draft, Writing—review & editing. DS: Investigation, Methodology, Formal analysis, Writing—original draft. EK: Conceptualization, Methodology, Resources, Funding acquisition, Project administration. ANA: Resources, Funding acquisition, Project administration, Writing—review & editing, Supervision. All authors read and approved the submitted version.

Conflicts of interest

The authors declare that they have no conflicts of interest.

Ethical approval

Not applicable.

Consent to participate

Not applicable.

Consent to publication

Not applicable.

Availability of data and materials

All GC-MS data are presented in the Supplementary file in form of peak integrations. All LC-MS integration data are provided in an excel file and can be found here: [https://www.explorationpub.com/uploads/LC-TIMS-TOF_MS_integrations.xls].

Funding

This research has been co‐financed by the European Union and Greek national funds through the Operational Program Competitiveness, Entrepreneurship and Innovation, under the call RESEARCH – CREATE – INNOVATE [T2EDK-03382]. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

Copyright

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