How about social work and counselling in China?

More Ulrich Sollmann's questions See All

Availability of species epithet?

Geinitz names a gastropod as "Strombus bicarinatus d'Orbigny" in 1849, referring to d'Orbigny's "Pterocera bicarinata" (1843). Both are different species. Question: Is the epithet "bicarinatus"...

12 July 2024 6,474 6 View

Functional/non specific disulphide bond formation in proteins?

As an alternative to looking at the conservation of cysteine residues amongst homologs of a protein of interest, is anyone aware of a server that can predict whether disulphide bond formation...

21 March 2024 3,803 1 View

Protein precipitates on purification??

I am trying to purify a his tagged protein using IMAC. The homologs of this protein purify very well. However, this protein precipitates on elution. Buffer composition- 20mM Tris-HCl pH7.4, 500mM...

20 March 2024 9,095 4 View

Multiple bands detected in SDS sample of monomer species (gel filtration fraction)??

I have purified several his tagged proteins using IMAC. To clean up the samples further I ran them through a GF column (Superdex 200 increase 10/30Gl). When I ran an SDS sample containing the...

19 March 2024 4,202 3 View

Who knows qualitative research papers on the psychological effects of COVID-19 and Pandemic in China?

I am engaged in an explorative qualitative study on the psychological effects of lockdown and other restrictions in CHina on the mental state of people in China. This includes illness reaction...

28 December 2023 5,027 1 View

Where can I find reliable data on the number of companies worldwide per country?

So far, I have found data on Listed domestic companies (total) on the website of the World Bank. This data comes from the World Federation of Exchanges database. Statista publishes data on the...

06 November 2023 1,386 0 View

If permafrost is needed to preserve alpine mountains from decay, how alpine mountains then survived interglacial periods (such as the Eemian one) ?

Today, when we approach any one of the steep and high walls which attract ambitious climbers in the alps, we see large scree fields (Geröllfelder in German) below the walls. It is hard to imagine...

28 October 2023 4,658 0 View

How to merge duplicate references in ResearchGate?

Hi does anyone know how to merge duplicate entries of my own publications in my research profile? ResearchGate has assigned citations to duplications and I would like to merge those without losing...

02 May 2023 2,987 4 View

Does anybody know alternatives to mechanical ventilation in fully conscious patients with isolated brain stem dysfunction due to COPD ?

This is an urgent request triggered by an actual situation. After an incidental pneumonectomy, a woman now 72 years old, suffering from longstanding COPD combined with a restrictive lung disease...

27 November 2022 9,892 4 View

One element 3D cube exposed to shear - Abaqus result reasonable?

I used an one element 3D cube to make some tests with Abaqus user defined materials. I made an observation with the Abaqus fully integrated C3D8 element with an simple elastic material model. I do...

23 October 2022 1,352 6 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...

11 August 2024 8,141 3 View

GC-MS retention index prediticon?

Hello experts, Does anyone know any free software about retention index prediction ?

08 August 2024 7,403 2 View

Is there an alternative to a multinomial regression which allows the DV to be non mutually exclusive?

I am trying to analyse data from a survey examining what variables affect teachers perceived barriers to incorporating technology into their classroom. I have 5 predictor variables however my DV...

06 August 2024 1,752 3 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

How can major oxides determined by ICP-MS/ES be normalized to 100% volatile free? How does this connect with LOI?

I am analyzing cherts from different sources found within one specific geologic formation using ICP-MS/ES. My committee was asking this question about my analysis. I was not sure how to answer this

05 August 2024 7,902 3 View

Why do exism movements become permanent dictatorship threats within liberal democracy thinking under majority rule-independent rule of law system?

Exism movements after gaining power within liberal democracies under majority rule and independent rule of law system become permanent dictatorship threats, but why this is the case is not clear...

04 August 2024 8,125 3 View

How Social Media Affects Your Mental Health ?

How Social Media Affects Your Mental Health

04 August 2024 6,961 3 View

I need the datasets of Microgrid for system identification?

Hi I am working on data driven model of the microgrid, for that, i need the reliable datasets for the identification of MG data driven Model. Thanks

02 August 2024 5,748 4 View

How do environmental toxins interact with genetic predispositions to increase cancer risk?

I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from experts in the field. If you are an expert or researcher working on...

02 August 2024 2,627 1 View

Are current regulations effective in preventing cancer caused by toxins?

I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from experts in the field. If you are an expert or researcher working on...

02 August 2024 4,474 2 View