The image data set of captive giant pandas used in this study are all from the Chengdu Research Base of Giant Panda Breeding and its partner units, such as: Yunnan Wildlife Park, Suzhou Wildlife Park, Shenzhen Wildlife Park, etc. By using a Panasonic dvx200 video camera and three digital cameras (Canon 1DXmarkII, Canon 5DmarkIII, and a Panasonic Lumix DMC-GH4), the image data of 218 captive pandas was collected. All data were cleaned and annotated to establish a larger giant panda age image database.
PANDA is the first gigaPixel-level humAN-centric viDeo dAtaset, for large-scale, long-term, and multi-object visual analysis. The videos in PANDA were captured by a gigapixel camera and cover real-world scenes with both wide field-of-view (~1 square kilometer area) and high-resolution details (~gigapixel-level/frame). The scenes may contain 4k head counts with over 100x scale variation. PANDA provides enriched and hierarchical ground-truth annotations, including 15,974.6k bounding boxes, 111.8k fine-grained attribute labels, 12.7k trajectories, 2.2k groups and 2.9k interactions.
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The giant panda is an example of a species that has faced extensive historical habitat fragmentation and anthropogenic disturbance, and is assumed to be isolated in numerous subpopulations with limited gene flow between them. To investigate the population size, health and connectivity of pandas in a key habitat area, we noninvasively collected a total of 539 fresh wild giant panda fecal samples for DNA extraction within Wolong Nature Reserve, Sichuan, China. Seven validated tetra-microsatellite markers were used to analyze each sample, and a total of 142 unique genotypes were identified. Non-spatial and spatial capture-recapture models estimated the population size of the reserve at 164 and 137 individuals (95% confidence intervals 153-175 and 115-163), respectively. Relatively high levels of genetic variation and low levels of inbreeding were estimated, indicating adequate genetic diversity. Surprisingly, no significant genetic boundaries were found within the population despite the national road G350 that bisects the reserve, which is also bordered with patches of development and agricultural land. We attribute this to high rates of migration, with 4 giant panda road-crossing events confirmed within a year based on repeated captures of individuals. This likely means that giant panda populations within mountain ranges are better connected than previously thought. Increased development and tourism traffic in the area and throughout the current panda distribution poses a threat of increasing population isolation, however. Maintaining and restoring adequate habitat corridors for dispersal is thus a vital step for preserving the levels of gene flow seen in our analysis and the continued conservation of the giant panda meta-population in both Wolong and throughout their current range.
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These data are derived from analyses based on PANDA results and are consistent with those presented in the paper "Dual decoding of cell types and gene expression in spatial transcriptomics with PANDA".
To ensure that the file paths match those used in the code, please place the files in the following directories within your working directory before extracting them:
"Analysis/simulations/paired_scenario.zip"
"Analysis/simulations/unpaired_scenario.zip"
"Analysis/simulations/merfish.zip"
"Analysis/simulations/reference_choice.zip"
"Analysis/simulations/parameter_sensitivity.zip"
"Analysis/simulations/time_memory.zip"
"Analysis/applications/melanoma.zip"
"Analysis/applications/mouse_brain.zip"
"Analysis/applications/human_heart.zip"
SpeciesSupplementCarnivore species data filePandaSubSuppUrsid subspecies data file
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Historical price and volatility data for Panda Swap in Russian Rubles across different time periods.
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License information was derived automatically
Historical price and volatility data for Panda Swap in Japanese Yen across different time periods.
This dataset was created by HoneJie Li
This dataset provides information about the number of properties, residents, and average property values for Panda Court cross streets in Mishawaka, IN.
This dataset provides information about the number of properties, residents, and average property values for Panda Road cross streets in Rayne, LA.
Forest cover and change analyzed for countries and biomes for the WWF Deforestation Fronts report (2020)
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License information was derived automatically
Historical price and volatility data for Japanese Yen in Panda Swap across different time periods.
CC0 1.0 Universal Public Domain Dedicationhttps://creativecommons.org/publicdomain/zero/1.0/
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Sensitivity to bitter tastes provides animals with an important means of interacting with their environment and thus, influences their dietary preferences. Genetic variants encoding functionally distinct receptor types contribute to variation in bitter taste sensitivity. Our previous study showed that two nonsynonymous sites, A52V and Q296H, in the TAS2R20 gene are directionally selected in giant pandas from the Qinling Mountains, which are speculated to be the causative base-pair changes of Qinling pandas for the higher preference for bamboo leaves in comparison with other pandas. Here, we used functional expression in engineered cells to identify agonists of pTAS2R20 (i.e. giant panda's TAS2R20) and interrogated the differences in perception in the in vitro responses of pTAS2R20 variants to the agonists. Our results show that pTAS2R20 is specifically activated by quercitrin and that pTAS2R20 variants exhibit differences in the sensitivity of their response to the agonist. Compared to pTAS2R20 in pandas from other areas, the receptor variant with A52V and Q296H, which is most commonly found in Qinling pandas, confers a significantly decreased sensitivity to quercitrin. We subsequently quantified the quercitrin content of the leaves of bamboo distributed in the Qinling Mountains, which was found to be significantly higher than that of the leaves of bamboo from panda habitats in other areas. Our results suggest that the decreased sensitivity to quercitrin in Qinling pandas results in higher-quercitrin-containing bamboo leaves to be tasting less bitter to them and thus, influences their dietary preference. This study illustrates the genetic adaptation of Qinling pandas to their environments and provides a fine example of the functional effects of directional selection in the giant panda.
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Historical price and volatility data for Panda Coin in Russian Rubles across different time periods.
Find details of Panda Trade And Manufacturing Inc Buyer/importer data in US (United States) with product description, price, shipment date, quantity, imported products list, major us ports name, overseas suppliers/exporters name etc. at sear.co.in.
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Historical price and volatility data for Euro in Panda Swap across different time periods.
This dataset was created by Vinay Shaw
Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
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Panda is a book. It was written by Judy Allen and published by Walker in 1998.
Subscribers can find out export and import data of 23 countries by HS code or product’s name. This demo is helpful for market analysis.
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License information was derived automatically
The giant panda (Ailuropoda melanoleuca) is one of the most famous flagship species for conservation, and its draft genome has recently been assembled. However, the transcriptome is not yet available. In this study, the blood transcriptomes of three pandas were characterized and about 160 million sequencing reads were generated using Illumina HiSeq 2000 paired-end sequencing technology. The assembly yielded 92 598 transcripts with an average length of 1626 bp and N50 length of 2842 bp. Based on a sequence similarity search against nonredundant (nr) protein database, a total of 38 522 (41.6%) transcripts were annotated. Of these annotated transcripts, 25 142 and 8272 transcripts were assigned to gene ontology terms and clusters of orthologous group, respectively. A search against the Kyoto Encyclopedia of Genes and Genomes Pathway database (KEGG) indicated that 9098 (9.83%) transcripts mapped to 324 KEGG pathways, and the best represented functional categories of pathways were signal transduction and immune system. We have also identified 23 460 microsatellites, 43 560 SNPs as well as 21 456 alternative splicing events in the assembly. Additionally, a total of 24 341 complete open reading frames (ORFs) were detected from the assembly where 1492 ORFs were found to be novel gene loci as these have not been annotated so far in any public database.
The image data set of captive giant pandas used in this study are all from the Chengdu Research Base of Giant Panda Breeding and its partner units, such as: Yunnan Wildlife Park, Suzhou Wildlife Park, Shenzhen Wildlife Park, etc. By using a Panasonic dvx200 video camera and three digital cameras (Canon 1DXmarkII, Canon 5DmarkIII, and a Panasonic Lumix DMC-GH4), the image data of 218 captive pandas was collected. All data were cleaned and annotated to establish a larger giant panda age image database.