No title

I am searching for good quality pictures of the following "primeval forest relict beetles" of Europe (in German: Urwaldrelikte): Ampedus auripes (Elateridae) Ceruchus chrysomelinus...

10 November 2018 6,692 7 View

Can anyone identify this dragonfly from Eastern China?

The picture was taken close to Hangzhou (Eastern China).

05 June 2018 4,445 11 View

Can anyone identify this skeleton part (marine/oceanic fish mouth)?

Probably marine fish mouth skeleton. Found on the Con Dao island (Vietnam).

03 April 2017 9,059 3 View

Can anyone identify these insects / Coleoptera from Costa Rica (Tapanti NP)?

The three Coleoptera species have been observed and photographed in April 2016 in Tapanti National Park (Costa Rica) - in mountainous forest with Oreomunnea and Alfaroa species (both Juglandaceae)...

09 October 2016 3,207 18 View

Can anyone identify these Crustacea/Decapoda from Iriomote Island (Southern Ryukyu, Japan)?

The crabs were observed and pictures were taken on oceanic shore and in mangroves of the Iriomote Island (Southern Ryukyu, Japan).

07 August 2015 316 7 View

Does anybody know any gymnosperm which is an obligate aquatic organism - other than Retrophlylum minus (Podocarpaceae) from New Caledonia?

In our recent global analysis of all extant gymnosperms we concluded that there is only one obligate "aquatic gymnosperm" taxon among ca. 1000 known species of this ancient plant group. Are there...

31 December 2014 3,314 3 View

Who knows this organism/phenomenon?

Found in Switzerland, close to a river on humid soil in December 2014. Fungal or algal organism?

31 December 2014 4,836 5 View

Why do some barks peel? What are the advantages of exfoliating for a tree?

01 January 1970 294 19 View

Is the dispersal unit of the relict tree genus Zelkova unusual/unique (twig fragment with dried leaves and fruits)?

01 January 1970 4,083 5 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

Why might my GFP tag be dissociating from my plasmid after transfection?

I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...

01 March 2021 9,310 4 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 View

No amplification data for qPCR on MxPro?

I have set up a qPCR run on MxPro with SYBR green and ROX as a reference, however, when I go to the analysis section the program seems to only collect data for the dissociation curves and not the...

25 February 2021 8,039 1 View