根据第三段“Not only can eDNA identify thousands of species in a single sample of water, but the technique can be used in the field to assess biodiversity in water and other environments faster, more comprehensively, yet also much less harmfully than traditional physical surveys.(eDNA 不仅可以...
Last month the Medical Journal of Australia published a study on outcomes of home birth that generated many media stories sounding the alarm about the safety of such births. Many stories focused on the study's findings that babies were s... M Sweet - 《Bmj British Medical Journal》 被引量...
Objective: To evaluate the mitochondrial membrane potential (MMP) of spermatozoa and its correlation with semen parameters and production of reactive oxygen species (ROS) in infertile men and healthy donors. Design: Controlled prospective study. Setting: Male infertility clinic, Glickman Urological ...
From the fin whale and albatross to the gecko, populations are drawing back from the brink of extinction—thanks to intensive conservation efforts.
Costa TdMM, Gil A, Timóteo S, Ceia RS, Coelho R, de la Cruz Martin A. How Many Azores Bullfinches(Pyrrhula murina)Are There in the World? Case Study of a Threatened Species.Diversity. 2023; 15(5):685. https://doi.org/10.3390/d15050685 ...
which did not seem high compared to the other wild boar populations in Poland. The REM-derived estimates were higher than the snow-tracking-based estimates. Wild boars were mostly present in forests, especially those with oak stands, while the species was absent from central districts and mostly...
Counting heads, there are 20. Counting legs, there are 62. How many dogs and owners are there? At the dog park, there are several dogs with their owners. Counting heads, there are 13; counting legs, there are 40. How many dogs and owners...
such as additional brain regions, species, or biological conditions. On a similar note, markers depend on one particular annotation effort, but we can expect the neuron taxonomy to evolve with additional data, in particular the fine-resolution clusters. Our framework, available as an R package, ...
It’s estimated these forests contain anything from 50 to 90 percent of all animal and plant species on Earth. In one study of a five-square-kilometer area of rain forest in Peru, for instance, scientists counted 1,300 species of butterfly and 600 species of bird. In the entire ...