Results 31 to 40 of about 346,397 (348)

The taxonomist - an endangered race : a practical proposal for its survival [PDF]

, 2011
Background: Taxonomy or biological systematics is the basic scientific discipline of biology, postulating hypotheses of identity and relationships, on which all other natural sciences dealing with organisms relies.
Haszprunar, Gerhard, Klussmann-Kolb, Annette, Koch, André, Kuhlmann, Michael, Lindberg, David, Wägele, Heike, Wägele, Johann Wolfgang   +6 more
core   +3 more sources

Synopsis of Ecuadorian Pterichis (Orchidaceae) [PDF]

PeerJ, 2021
A taxonomic synopsis of the orchid genus Pterichis in Ecuador is presented. All national representatives of this genus are characterized and their floral segments are illustrated. Four new species and two new varieties are described.
Marta Kolanowska, Dariusz L. Szlachetko, Sławomir Nowak   +2 more
doaj   +2 more sources

Genetic diversity of the Pegu Rice Frog, Microhyla berdmorei (Anura: Microhylidae) based on mitochondrial DNA

Mitochondrial DNA. Part B. Resources, 2021
The Pegu Rice Frog, Microhyla berdmorei is distributed across ten Asian countries. However, the DNA barcoding information (COI gene) is restricted to only Southeast Asian countries. Here, we sampled a specimen of M.
Shantanu Kundu, Hmar Tlawmte Lalremsanga, Lal Biakzuala, Ht. Decemson, Lal Muansanga, Kaomud Tyagi, Kailash Chandra, Vikas Kumar   +7 more
doaj   +1 more source

Characters evolution of Encyclia (Laeliinae-Orchidaceae) reveals a complex pattern not phylogenetically determined: insights from macro- and micromorphology

BMC Plant Biology, 2023
Encyclia is the second-largest genus in the neotropical subtribe Laeliinae (Orchidaceae) and has more than 150 species, which are characterized by fairly consistent flower morphology.
Monika M. Lipińska, Natalia Olędrzyńska, Magdalena Dudek, Aleksandra M. Naczk, Dorota Łuszczek, Peter Szabó, Manfred Speckmaier, Dariusz L. Szlachetko   +7 more
doaj   +1 more source

HAGR: the Human Ageing Genomic Resources [PDF]

, 2004
The Human Ageing Genomic Resources (HAGR) is a collection of online resources for studying the biology of human ageing. HAGR features two main databases: GenAge and AnAge. GenAge is a curated database of genes related to human ageing.
Costa, Joana, de Magalhães, João Pedro, Toussaint, Olivier   +2 more
core   +2 more sources

A review of the bacular morphology of some Indian bats (Mammalia: Chiroptera)

Journal of Threatened Taxa, 2020
Bacular studies play a significant role in the case of bats and other mammals since it is considered an important taxon-specific character, thus helping in species discrimination.
Bhargavi Srinivasulu, Harpreet Kaur, Tariq Ahmed Shah, Devender Gundena, Gopi Asad, Sreehari Raman, Chelmala Srinivasulu   +6 more
doaj   +1 more source

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

Molecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern, Kristian Holm, Nikolai Kragøe Andresen, Andreas Hagen Røssevold, Corinna Bang, Bjørn Naume, Johannes R. Hov, Jon Amund Kyte   +7 more
wiley   +1 more source

Evolution of morphological traits of Dendrobium sensu lato (Orchidaceae)—an attempt to resolve phylogenetic relationships in nominal and morphologically convergent sections

BMC Plant Biology
Background Dendrobium is a large genus within the Orchidaceae family, containing over 1,600 species. Most are sympodial epiphytes. These species are distributed throughout southern, eastern, and southeastern Asia, the Pacific Islands, Australia, New ...
Aleksandra Burzacka-Hinz, Magdalena Dudek, Natalia Olędrzyńska, Aleksandra M. Naczk, Dariusz L. Szlachetko   +4 more
doaj   +1 more source

New and Noteworthy Taxa of the Genus Dactylorhiza Necker ex Nevski (Orchidaceae Juss.) in Kazakhstan Flora and Its Response to Global Warming

Diversity, 2023
A critical study of the herbarium material representing the orchid genus Dactylorhiza Necker ex Nevski in Kazakhstan was conducted in 2019–2020. The information on the species composition was clarified. Dactylorhiza fuchsii subsp.
Aidar A. Sumbembayev, Sławomir Nowak, Aleksandra Burzacka-Hinz, Adrianna Kosiróg-Ceynowa, Dariusz L. Szlachetko   +4 more
doaj   +1 more source

Development of innovative tools for understanding marine biodiversity and assessing good environmental status: the EU project DEVOTES [PDF]

, 2012
AZTI-Tecnalia organized the XVII edition of SIEBM – Iberian Symposium on Marine Biology Studies, in Donostia – San Sebastián, from 11th to 14th September 2012.
Borja, Àngel
core   +1 more source