19 Feb 2026Open access
Hirudins and ornatins in five species of the genus Placobdella (Annelida: Hirudinea: Glossiphoniidae)Publisher siteResearch Square, Leech Biology and Applications
Active, last published 2026
In leech biology and applications
Raja Ben
Ahmed
Scholar“Research focused on Leech Biology and Applications and adjacent fields.”
University of Tunis El Manar
Tunisia
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01 · About the work
What I study
aja Ben Ahmed is a researcher working on Leech Biology and Applications. A fuller summary will appear once they update their profile.
02 · Reach
Publication output and reach
Raja's work has been cited 266 times across 4 active years. Bars show publications per year; the line shows cumulative citation totals across publications first appearing in each year.
03 · Research focus
Topics
Leech Biology and Applications×27Invertebrate Taxonomy and Ecology×9Species Distribution and Climate Change×7Environmental Toxicology and Ecotoxicology×6Marine Biology and Environmental Chemistry×4
04 · Where I am
Affiliations
Affiliation on published researchTunis University, TunisiaDrawn from the institution listed on this researcher’s published work.
Research themes (UN SDGs)
05 · Selected work
Recent publications
17 works12 Dec 2025
Rapid assessment investigation of ascidian species in five localities in the north of Tunisia: new record of three non-indigenous species Polyclinum constellatum Savigny, 1816, Aplidium cf. accarense (Millar, 1953), and Polyandrocarpa zorritensis (Van Name, 1931)Publisher siteMarine Biodiversity, Marine Ecology and Invasive Species
12 Dec 2025Open access
Protective role of melatonin against allethrin-induced oxidative and histopathological alterations in the medicinal leech Hirudo troctina Johnson, 1816 (Annelida, Clitellata, Hirudinida)Publisher siteBULLETIN DE L'INSTM, Leech Biology and Applications
29 Apr 20251cites
Taxonomic update and DNA barcoding of Tunisian nasal leeches (Annelida: Hirudiniformes; Praobdellidae): confirming Limnatis nilotica and revealing a second Limnatis species in North AfricaPublisher siteInvertebrate Systematics, Leech Biology and Applications
18 Dec 20242cites
Diversity of freshwater leeches (Annelida: Hirudinida) in the West Bank, PalestinePublisher siteZoology in the Middle East, Leech Biology and Applications
5 Dec 2024Open access5cites
Single but Not Combined In Vitro Exposure to Bisphenol A and Nanoplastics Affects the Cholinergic Function of the Ascidian Ciona robustaPublisher siteJournal of Xenobiotics, Microplastics and Plastic Pollution
1 Nov 2024Open access7cites
Diversity of hirudin and hirudin-like factor genes in the North-African medicinal leech, Hirudo troctinaPublisher siteParasitology Research, Leech Biology and Applications
21 Oct 20245cites
Morphological data and DNA barcoding reveal the presence of the alien freshwater leech Helobdella octatestisaca (Hirudinida: Glossiphoniformes) in North Africa (Tunisia)Publisher siteMolecular Biology Reports, Leech Biology and Applications
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