<?xml version="1.0" encoding="UTF-8" ?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-10-01T20:47:28Z</responseDate><request metadataPrefix="oai_dc" verb="GetRecord" identifier="oai:10442/0205">https://phdtheses.ekt.gr/eadd_oai/request</request><GetRecord><record><header><identifier>oai:10442/0205</identifier><datestamp>2024-07-06T23:44:19Z</datestamp><setSpec>hdl_10442_2</setSpec></header><metadata><oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><dc:description xmlns:lang="el">Α. ΔΙΑ ΤΗΣ ΜΕΘΟΔΟΥ ΤΗΣ ΗΛΕΚΤΡΟΦΟΡΗΣΕΩΣ ΕΜΕΛΕΤΗΘΗ Η ΚΛΗΡΟΝΟΜΙΚΟΤΗΣ  ΤΩΝ ΗΛΕΚΤΡΟΦΟΡΗΤΙΚΩΝ ΠΑΡΑΛΛΑΓΩΝ ΤΩΝ ΕΣΤΕΡΑΣΩΝ ΤΩΝ ΔΥΟ ΕΙΔΩΝ D.  MELANOGASTER ΚΑΙ D. SIMULANS. ΕΚ ΤΗΣ ΓΕΝΕΤΙΚΗΣ ΜΕΛΕΤΗΣ ΤΟΥΤΩΝ  ΠΡΟΕΚΥΨΑΝ ΤΑ ΕΞΗΣ ΝΕΑ ΣΤΟΙΧΕΙΑ: 1. ΑΝΕΚΑΛΥΦΘΗΣΑΝ ΔΥΟ ΝΕΑ ΑΛΛΗΛΟΜΟΡΦΑ  ΤΗΣ ΘΕΣΕΩΣ EST-6 ΤΗΣ D. SIMULANS, ΤΑ EST-6 2 KAI EST-6 3.  2. ΠΕΡΙΕΓΡΑΦΗ ΕΝ  ΝΕΟΝ ΓΟΝΙΔΙΟΝ ΕΙΣ ΤΗΝ D. SIMULANS, TO EST-6 2 KAI EST-6 3.  2. ΠΕΡΙΕΓΡΑΦΗ ΕΝ  ΝΕΟΝ ΓΟΝΙΔΙΟΝ ΕΙΣ ΤΗΝ D. SIMULANS, TO EST-3 ΕΔΡΑΖΕΤΑΙ ΕΙΣ ΤΗΝ ΘΕΣΙΝ 59,5 ΤΟΥ  ΤΡΙΤΟΥ ΧΡΩΜΑΤΟΣΩΜΑΤΟΣ ΤΗΣ D. SIMULANS. 3. ΕΜΕΛΕΤΗΘΗΣΑΝ ΔΥΟ ΝΕΑ  ΑΛΛΗΛΟΜΟΡΦΑ ΤΗΣ ΘΕΣΕΩΣ EST-6 ΤΗΣ D. MELANOGASTER, ΤΑ EST-6 4 ΚΑΙ EST-6 5.  B. ΕΜΕΛΕΤΗΘΗ Ο ΠΟΛΥΜΟΡΦΙΣΜΟΣ ΤΩΝ ΗΛΕΚΤΡΟΦΟΡΗΤΙΚΩΝ ΠΑΡΑΛΛΑΓΩΝ ΤΩΝ  ΕΣΤΕΡΑΣΩΝΤΗΣ D. SIMULANS ΚΑΙ ΤΗΣ D. MELANOGASTER ΕΙΣ ΔΕΙΓΜΑΤΑ ΕΚ ΤΟΥ  ΛΙΤΟΧΩΡΟΥ, ΤΟΥ ΑΓΡΟΚΤΗΜΑΤΟΣ ΤΟΥ ΠΑΝΕΠΙΣΤΗΜΙΟΥ ΘΕΣΣΑΛΟΝΙΚΗΣ ΚΑΙ ΤΟΥ  ΠΟΛΥΓΥΡΟΥ ΧΑΛΚΙΔΙΚΗΣ, ΠΡΟΕΚΥΨΑΝ ΔΕ ΤΑ ΕΞΗΣ ΣΤΟΙΧΕΙΑ: 1. ΑΙ ΣΥΧΝΟΤΗΤΕΣ ΤΩΝ  ΑΛΛΗΛΟΜΟΡΦΩΝ ΤΗΣ ΘΕΣΕΩΣ EST-6 ΤΗΣ D. MELANOGASTER ΔΕΙΚΝΥΟΥΝ  ΟΜΟΙΟΓΕΝΕΙΑΝ ΜΕΤΑΞΥ ΤΩΝ ΕΞΕΤΑΣΘΕΝΤΩΝ ΔΕΙΓΜΑΤΩΝ. 2.ΥΦΙΣΤΑΤΑΙ  ΕΤΕΡΟΓΕΝΕΙΑ ΣΥΧΝΟΤΗΤΩΝ ΤΩΝ ΑΛΛΗΛΟΜΟΡΦΩΝ ΤΗΣ ΘΕΣΕΩΣ EST-C ΜΕΤΑΞΥ  ΛΙΤΟΧΩΡΟΥ-ΠΟΛΥΓΥΡΟΥ ΚΑΙ ΑΓΡΟΚΤΗΜΑΤΟΣ-ΠΟΛΥΓΥΡΟΥ ΗΤΟΙ ΜΕΤΑΞΥ  ΨΕΚΑΖΟΜΕΝΩΝ ΚΑΙ ΜΗ ΠΕΡΙΟΧΩΝ.</dc:description><dc:description xmlns:lang="en">A. 1. THE VARIATIONS OF NON-SPECIFIC ESTERASE OF DROSOPHILA  MELANOGASTER AND DROSOPHILA SIMULANS HAVE BEEN STUDIED BY MEANS OF  HORIZONTAL STARCH GEL ELECTROPHORESIS. 2. SEGREGATION DATA FOR TWO  NEW ACTIVE ALLELES (EST-6 2 AND EST-6 3)OF THE LOCUS EST-6 AND FOR ONE  NEW LOCUS (EST-3) WITH SIX ACTIVE ALLELES OF DROSOPHILA SIMULANS ARE  PRESENTED. 3. THE EST-3 LOCUS IS LOCATED AT 59,5 ON THETHIRD CHROMOSOME.  EVIDENCE IN PRESENTED TO SUPPORT THE HYPOTHESIS THAT THIS GENE IN D.  SIMULANS IS HOMOLOGUS TO A SIMILAR ONE (EST-C) IN D. MELANOGASTER. B. 1.  ELECTROPHORESIC VARIATIONS OF NON-SPECIFIC ESTERASE IN D.  MELANOGASTER AND D. SIMULANS WERE INVESTIGATED FROM THREE  POPULATIONS OF NORTHERN GREECE, I.E. LITOCHORON KATERINI, FARM OF  UNIVERSITY OF THESSALONIKI AND POLYGYROS CHALKIDIKI. 2. DIFFERENCES  BETWEEN ALLELIC FREQUENCIES OF EST-6 BETWEEN AND WITHIN THE REGIONS  ARE NOT SIGNIFICANT. 3. AN HETEROGEITY IN ALLELIC FREQUENCY OF EST-C LOCUS  WAS OBSERVED, BETWEEN POPULATIONS FROM LITOCHORON-POLYGYROS ON  THE ONE HAND AND UNIVERSITY FARM-POLYGYROS ON THE OTHER; THAT IS  BETWEEN POPULATIONS WHICH HAD BEEN SPRAYED WITH ORGANOPHOSPHORIC  INSECTICIDE AND THOSE WHICH HADNOT.</dc:description><dc:title xmlns:lang="el">ΓΕΝΕΤΙΚΗ ΜΕΛΕΤΗ ΤΟΥ ΠΟΛΥΜΟΡΦΙΣΜΟΥ ΤΩΝ ΕΣΤΕΡΑΣΩΝ ΕΙΣ ΤΟΥΣ ΕΛΕΥΘΕΡΟΥΣ ΠΛΗΘΥΣΜΟΥΣ ΤΗΣ DROSOPHILA MELANOGASTER ΚΑΙ ΤΗΣ DROSOPHILA SIMULANS</dc:title><dc:title xmlns:lang="en">ESTERASE POLYMORPHISM IN NATURAL POPULATIONS OF DROSOPHILA MELANOGASTER AND DROSOPHILA SIMULANS FROM NORTHERN GREECE</dc:title><dc:creator xmlns:lang="en">Triantaphyllidis, Costas</dc:creator><dc:creator xmlns:lang="el">Τριανταφυλλίδης, Κωνσταντίνος</dc:creator><dc:date>1971</dc:date><dc:language>gre</dc:language><dc:subject xmlns:lang="en">Drosophila melanogaster</dc:subject><dc:subject xmlns:lang="en">DROSOPHILA SIMULANS</dc:subject><dc:subject xmlns:lang="en">Electrophoresis</dc:subject><dc:subject xmlns:lang="en">Esterases</dc:subject><dc:subject xmlns:lang="en">Genetics</dc:subject><dc:subject xmlns:lang="en">Polymorphisms</dc:subject><dc:subject xmlns:lang="en">Population</dc:subject><dc:subject xmlns:lang="el">Βιολογία</dc:subject><dc:subject xmlns:lang="el">Γενετική</dc:subject><dc:subject xmlns:lang="el">Εστεράσες</dc:subject><dc:subject xmlns:lang="el">Ηλεκτροφόρηση</dc:subject><dc:subject xmlns:lang="el">Πληθυσμοί</dc:subject><dc:subject xmlns:lang="el">Πολυμορφισμοί</dc:subject><dc:publisher xmlns:lang="el">Αριστοτέλειο Πανεπιστήμιο Θεσσαλονίκης (ΑΠΘ)</dc:publisher><dc:publisher xmlns:lang="en">Aristotle University Of Thessaloniki (AUTH)</dc:publisher><dc:subject xmlns:lang="en">Natural Sciences</dc:subject><dc:subject xmlns:lang="en">Biological Sciences</dc:subject><dc:subject xmlns:lang="el">Φυσικές Επιστήμες</dc:subject><dc:subject xmlns:lang="el">Βιολογία</dc:subject><dc:fathernamelatin>D.</dc:fathernamelatin><dc:identifier>10.12681/eadd/0205</dc:identifier><dc:identifier>http://hdl.handle.net/10442/hedi/0205</dc:identifier><dc:type>PhD Thesis</dc:type></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>