Results 51 to 60 of about 1,330,365 (275)

A mixed community of actinomycetes produce multiple antibiotics for the fungus farming ant Acromyrmex octospinosus [PDF]

open access: yes, 2010
BACKGROUND: Attine ants live in an intensely studied tripartite mutualism with the fungus Leucoagaricus gongylophorus, which provides food to the ants, and with antibiotic-producing actinomycete bacteria.
Bibb, Mervyn J.   +29 more
core   +1 more source

Breeding system study in sunnhemp (Crotalaria juncea L.) A stepping stone in crop improvement

open access: yesElectronic Journal of Plant Breeding, 2020
Sunnhemp (Crotalaria juncea L.) belonging to the family Fabaceae is having wide range of industrial utilization as fibre crop, fodder crop and green manure. Pollination is the key mutualism between two kingdoms of organisms.
R. Nirmalaruban, N. Meenakshi Ganesan and P. Anantharaju
doaj   +1 more source

Negative frequency dependent selection unites ecology and evolution

open access: yesEcology and Evolution, 2023
From genes to communities, understanding how diversity is maintained remains a fundamental question in biology. One challenging to identify, yet potentially ubiquitous, mechanism for the maintenance of diversity is negative frequency dependent selection (
Mark R. Christie, Gordon G. McNickle
doaj   +1 more source

The Fungal Aroma Gene ATF1 Promotes Dispersal of Yeast Cells through Insect Vectors

open access: yesCell Reports, 2014
Yeast cells produce various volatile metabolites that are key contributors to the pleasing fruity and flowery aroma of fermented beverages. Several of these fruity metabolites, including isoamyl acetate and ethyl acetate, are produced by a dedicated ...
Joaquin F. Christiaens   +8 more
doaj   +1 more source

Humanin vitrofertilisation and developmental biology: a mutually influential history [PDF]

open access: yesDevelopment, 2019
ABSTRACTThis article describes the origins and development of in vitro fertilisation (IVF) and how it was influenced by, and influenced, basic research in developmental biology. It describes the technical and social challenges that confronted the pioneers in this field of study, and the considerable progress that has been made since those early days ...
openaire   +2 more sources

Nutritional Systems Biology Modeling: From Molecular Mechanisms to Physiology [PDF]

open access: yes, 2009
The use of computational modeling and simulation has increased in many biological fields, but despite their potential these techniques are only marginally applied in nutritional sciences.
Ommen, Ben van   +57 more
core   +3 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

The Benefits of Mutualism: A Conceptual Framework [PDF]

open access: yes, 1995
There are three general mechanisms by which phenotypic benefits are transferred between unrelated organisms. First, one organism may purloin benefits from another by preying on or parasitizing the other organism.
RICHARD C. CONNOR, Connor, Richard C.
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

An ant-plant mutualism induces shifts in the protist community structure of a tank-bromeliad [PDF]

open access: yes, 2012
Although ants may induce community-wide effects via changes in physical habitats in terrestrial environments, their influence on aquatic communities living in plant-held waters remains largely underexplored.
Pelozuelo, Laurent   +7 more
core   +1 more source

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