Alejandro, Grecebio Jonathan

Rank: Professor 2

Email Address: --

 

DEGREES EARNED

  • Dr. rer. nat., Biology major in Molecular Plant Systematics & Evolution (2009-2010) - University of Bayreuth, Germany & Université de Franche-Comté, France
  • Dr. rer. nat., Biology major in Molecular Plant Systematics & Evolution (2005) - University of Bayreuth, Germany
  • M.Sc., Biological Science (1999) - University of Santo Tomas
  • B.S. Biology (1993) - Far Eastern University

 

SCHOLARLY AND CREATIVE WORKS

  • Guidebook for undergraduate thesis writing in Science [Book, Co-Author] – In The UST Publishing House, University of Santo Tomas, Manila (2013)
  • Laboratory Manual in Ecology [International Journal] [Book, Co-Author] - Department of Biological Sciences, College of Science, University of Santo Tomas, Philippines (2007-2008)
  • Laboratory Manual in Bioscience I [International Journal] [Book, Co-Author] - Department of Biological Sciences, College of Science, University of Santo Tomas, Philippine (1997-2008)
  • Laboratory Manual in Bioscience II [Book, Co-Author] - Department of Biological Sciences, College of Science, University of Santo Tomas, Philippine (1997-2008)
  • Molecular Phylogeny of the genus Bikkia (Rubiaceae) including a new endemic Philippine Inland forest species and a new endemic Philippine inland forest species Bikkia monotoyae [Local Journal] – Philippine Science Letters 7(1) (2014)
  • A new record of Pyrostria (Vanguerieae-Rubiaceae) from the Philippines inferred form molecular and morphological data [Local Journal] - Philippine Journal of Systematic Biology 7 (2013)
  • Comparative molecular Analyses of Antherostele banahaensis [Elmer] Bremek. And A. callophylla Bremek. [Rubiaceae] with implication on their phylogenetic position and biochemical properties [Local Journal] - Acta Manilana 59 (2013)
  • Polyphyly of Bikkia Reinw. [Rubiaceae] based on multi-locus sequence analysis [ITS, rps16, trnL-F], with emphasis on the endemic Bikkia philippinensis Val. Including its conservation status [Local Journal] - Acta Manilana 59 (2013)
  • New Combinations in Rothmannia (Rubiaceae) and the Establishment of the genus in the Philippine Flora [Local Journal] - Philippine Science Letters 5 (2012)
  • A Novel Species of Uvaria (Annonaceae) Based on cpDNA Markers with Potential Medicinal Properties [Local Journal] - Philippine Journal of Systematic Biology 6 (2012)
  • Generic Status of The Endemic Atalantia linearis Merr (Rutaceae) Based On rps16 Intron Data (cpDNA), with A Preliminary Report On Its Phytochemical Components [Local Journal] - Philippine Journal of Systematic Biology 5 (2011)
  • Searching for the relatives of the Philippine endemic Gloeocarpus Radlk. (Sapindaceae): Evidence molecular sequence data [Local Journal] - Philippine Journal of Systematic Biology 5 (2011)
  • Molecular Confirmation on the Phylogenetic Position of the Genus Clemensiella Schltr. In Marsdenieae (Apocynaceae – Asclepiadoideae) [Local Journal] - Philippine Journal of Systematic Biology 4 (2010)
  • The utility of Internal Transcribed Spacer (nrDNA) sequence data for phylogenetic reconstruction in endemic Philippine Nepenthes L. (Nepenthaceae) [Local Journal] - The Philippine Scientist 45 (2008)
  • Uptake and distribution of some heavy metals in peanut (Arachis hypogaea L.) grown in artificially contaminated soils [Local Journal] - Philippine Agricultural Scientist 91 (2) (2008)
  • Synonymy of three Villaria Rolfe spp. (Rubiaceae): Evidence from morphological and nuclear rDNA sequence data [Local Journal] - Acta Manilana 56 (2008)
  • Development of an interactive database of the Philippine Mussaenda species (Rubiaceae) [Local Journal] - Philippine Journal of Systematic Biology 2 (1) (2008)
  • Phylogenetic positions of the tuberous Rubiaceous epiphytes (ant plants) inferred from ITS1, 5.8s gene and ITS2 region (nrDNA) sequence data [Local Journal] - Philippine BIOTA 41 (1) (2008)
  • Conspecificity of Nepenthes alata Blco. Population found in Mt. Guisguis, Zambales inferred from Internal Transcribed Spacer (nrDNA) Sequence Data [Local Journal] - Acta Manilana 55 (2007)
  • Comparative Determination of the Antioxidant Activities of Fruits using the DPPH assay [Local Journal] - The Philippine BIOTA 40 (2) (2007)
  • The Current Status of the Philippine Rubiaceae [Local Journal] - Philippine Journal of Systematic Biology 1(1) (2007)
  • Generic affiliations of Canthium species placed under Pyrostria group B sensu Bridson (Vanguerieae, Rubiaceae) inferred from molecular data [International Journal] - Botanical Studies 55 (2014)
  • Molecular Authentication of selected commercially sold medicinal plants in Quiapo, Manila, Philippines [International Journal] - International Journal of Scientific & Technology Research 3 (9) (2014)
  • Assessment, Inventory and Ethnobotanical survey of medicinal plants in Batan & Sabtang island (Batanes group of islands, Philippines) [International Journal] - International Journal of Pharma and Bio Sciences 2 (4) (2014)
  • A survey of ethnomedicinal plants in Surigao del Sur mountain range, Philippines [International Journal] - International Journal of Pharma and Bio Sciences 2 (4)  (2014)
  • Evaluation of three candidate DNA barcoding loci in selected Ficus L (Moraceae) [International Journal] - International Journal of Scientific & Technology Research 3 (9) (2014)
  • Inventory and Assessment of Flowering Plants in Mt. Kingfisher Park, Coron, Palawan, Philippines [International Journal] - IJPRA’s Journal of Science 4 (8) (2014)
  • Assessment of Butterflies at the La Union Botanical Garden (San Fernando, La Union, Philippines), their Diseases, Natural Enemies and Preferences for Food Plants [International Journal] - European Journal of Environmental Ecology 1 (1) (2014)
  • Chemotaxonomic relevance of the constituents from the leaves of Rothmannia merrillii [International Journal] - Journal of Chemical & Pharmaceutical Research 6 (6) (2014)
  • Iridoids and a Norsesquiterpenoid from the leaves of Villaria adorata [International Journal] - Natural Products Communications 9 (2014)
  • aboratory Manual in Bioscience II - Rehab Oncology, 25(1):24 (2013)
  • A new species of Psydrax (Vanguerieae, Rubiaceae) from Luzon, Philippines [International Journal] - Phytotaxa 149 (1 (2013)
  • Recircumscription of Begonia sect. Baryandra (Begoniaceae): Evidence from Molecular data [International Journal] - Botanical Studies 54 (2013)
  • Taxonomy of the Asian Gymnema latifolium (Apocynaceae, Asclepiaddoideae, Marsdenieae), including lectotypification of the synonymous G. khandalense [International Journal] - Willdenowia 4 (2013)
  • A new species of Villaria (Octotropideae, Rubiaceae) from Luzon, Philippines including its conservation status [International Journal] - Phytotaxa 111 (1) (2013)
  • A  new species of Antherostele (Rubiaceae, Rubioideae, Urophylleae) from Mt. Sohoton, Samar, Philippines [International Journal] - Phytotaxa 104 (1) (2013)
  • Antitubercular and Cytotoxic Constituents from Goniothalamus gitingensis [International Journal] - Records of Natural Products 8 (2013)
  • Isolation and Identification of vomifoliol from Two endemic Philippine Rubiaceae species, Psychotria gitigensis and Villaria odorata [International Journal] - Asia-Pacific Journal of Science, Mathematics and Engineering 1 (1) (2012)
  • Molecular Phylogeny of the Philippine endemic genus Antherostele Bremek. (Rubiaceae) inferred from ITS data (nrDNA) and its conservation status [International Journal] - American Journal of Plant Sciences 3 (2012)
  • Conservation status and nrITS-supported classification of the Philippine endemic genus Greeniopsis Merr. (Rubiaceae) - Asia Life Sciences 21 (2) (2012)
  • Chemotaxonomic implications of the absence of alkaloids in Psychotria gitingensis [International Journal] - Rehab Oncology, 25(1):24 (2012)
  • Villarinol, a new Alkenoyloxyalkenol Derivative from the Endemic Philippine Rubiaceae species Villaria odorata [International Journal] - Biochemical Systematics & Ecology 45 (2011)
  • Molecular phylogeny and taxonomic revision of the Philippine endemic Villaria Rolfe (Rubiaceae) [International Journal] - Natural Product Communications 7 (6) (2010)
  • Molecular support of the classification of Greeniopsis Merr. In Aleisanthieae (Rubiaceae) with a revision of the genus [International Journal] - Plant Systematics & Evolution 296 (2010)
  • Benzoylated derivatives from Uvaria rufa [International Journal] - Taxon 59 (5) (2010)
  • Novel Antibacterial Bioassay of Plant Extracts Based on Inhibition of Immobilized Bioluminescence and its Implication in the Interference of Quorum Sensing [International Journal] - Biochemical Systematics and Ecology 38 (2009)
  • Systematics of Clemensiella (Apocynaceae-Asclepiadoideae) [International Journal] - Abstracts of the 110th General Meeting of the American Society for Microbiology (ASM) (2009)
  • Phytochemical Survey and Pharmacological Activities of the Indole Alkaloids in the genus Voacanga Thouars (Apocynaceae) – An Update [International Journal] - Pharmacognosy Reviews 3 (5) (2009)
  • Two new species of Mussaenda (Rubiaceae) from Panay Island, Philippines [International Journal] -Botanical Journal of Linnean Society: The Linnean Society of London 158(2008)