Scientific Insight & News

Testing for endocrine disruption existing gaps and recommendations from a CRO perspective

We are pleased to share the poster our colleague Johannes Völker presented at SETAC in…

Revision and adaptation of existing pollinator guidelines for testing of microbial biopesticides

We are pleased to share the poster presented by our colleague Florine Ory presented at…

Method and performance evaluation in a laboratory comparison test with algal growth inhibition test

We are pleased to share the poster our colleague Patricia Marini presented at SETAC in…

Converging Degradation Pathways as a Basis for Grouping & Read-Across

We are pleased to share the poster our colleague Arno Wess presented at SETAC in…

Effects of algae and fungicides on the fate of a sulfonylurea herbicide in a water-sediment system

We are pleased to share our last publication from Chemosphere review where Christiaan Wijntjes Yanik Weber…

Validation of a method to determine transformation of chemicals in anaerobic liquid manure

We are pleased to share our last publication from Chemosphere review where Wolfgang Völkel participated…

Endpoint Variability of Antibiotics in OECD TG 201 Studies Using the Same Test Organism

We are pleased to share the poster our colleague Arno Wess presented at SETAC in…

Ongoing EU regulatory guideline changes for CTD module 1.6

We are pleased to share the poster our colleague Arno Wess presented at EPHAR in…

OECD TG 201 study results from clindamycin, linezolid, flucloxacillin and metronidazole tests

We are pleased to share the poster our colleague Arno Wess presented at SETAC in…

Challenges of Regulatory Environmental Risk Assessment for Human Pharmaceuticals with Focus on Antibiotics

We are pleased to share our last publication from Chimia review where Arno Wess, Thomas…

NOEC or EC10 for Training Data Sets in QSAR Model Building –Does the Difference Matter?

We are pleased to share the poster our colleague Arno Wess presented at SETAC America…

Impact of the new ERA guidance on the conduction of Pharmacokinetic and Toxicity studies

We are pleased to share the poster our colleague Arno Wess presented at EUROTOX in…

Environmental Toxicity of airborne Gypsum Particles

We are pleased to share the poster Arno Wess presented at the Congrès annuel de…

Honeybee testing: Which dietary additive should be considered when a test substance is not solubilized in acetone?

We are pleased to announce the publication in Ecotoxicology and Environmental Safety review of our…

Key conferences for 2024

Our group, IES, Mambo-Tox and i2L Research is happy to announce our participation in key…

We are going to SETAC Europe 2023!

As one of the most important conferences in ecotoxicology, this Annual Meeting of the @Society…

IES, Mambo-Tox and i2L Research: Three Companies United under a single Logo

Over the past year we have been working closely together to develop our internal structure,…

Difficult Substances

Difficult test items may be: Complicated chemicals that are for example insoluble in test water,…

Imprint

Imprint Verantwortlich für den Inhalt dieser Seite gemäß § 5 TMG: CEO Dr. Stefan Höger…

Term & Condition for Sales

Term & Condition for Sales General These Standard Terms and Conditions for the Sale of…

Cookie Policy

Cookie Policy We use cookies to personalise content and ads, to provide social media features…

Study Finder

Our scientists conduct studies across a range of environmental scientific areas. Use our study finder…

Contact Benkenstrasse 260 4108 Witterswil - Switzerland . +41 61 705 10 31 info@ies-ltd.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2 venture…

Facilities and Equipment

Facilities and equipment Facilities We operate with GLP and GEP standards for full regulatory compliance…

Who we are

Who we are The Group and its Objectives Our objective is to deliver dependable scientific…

Careers

Stefan Höger, CEO.Career Mission, Vision & Values Our mission is to provide our clients with…

Scientific Insight & News

No results found

Non GLP and GEP Services

Non GLP and GEP ServicesNon-GLP and Non-GEP Services Non-GLP and Non-GEP Services To facilitate successful…

Terrestrial Ecotoxicology

Terrestrial EcotoxicologySubsections menuTerrestrial Ecotoxicology studies are provided through our three GLP accredited sites, each having…

Aquatic Ecotoxicology

Aquatic EcotoxicologySubsections menuOur aquatic ecotoxicology testing portfolio consists of short-term algae, fish, and daphnia tests,…

Analytical Chemistry

Analytical ChemistryAnalytical ChemistryThe analytical chemistry department at plays a supportive role to all of our…

Environmental Fate

Environmental FateSubsections menuEnvironmental fate testing services are at the core of our safety testing catalogue. …

Efficacy

EfficacySubsections menuEfficacy service for plant protection and Biocide products are provided by i2L Research. i2L…

Services

JTNDc2NyaXB0JTNFJTBBd2luZG93LmxvY2F0aW9uLnJlcGxhY2UlMjglMjJodHRwcyUzQSUyRiUyRmllcy1sdGQuY2glMkYlMjIlMjklM0IlMEElM0MlMkZzY3JpcHQlM0U=

Metabolism

MetabolismSubsections menuThe metabolism and elimination of a xenobiotic substance has a direct incidence on its…

Homepage

Find out about the latest news, conference attendances and other developments at IES.

IES at SETAC Copenhagen

IES is exhibiting at SETAC Europe 32nd Annual Meeting on 15th-19th May, an event in…

Cawood acquires IES Ltd

We are delighted to announce that IES Ltd was acquired by Cawood Scientific on the…

SETAC Europe 2021 – Platform Presentation

IES CEO Dr Stefan Höger will present an on-demand platform presentation during the SETAC Europe 2021 virtual…

The new IES Greenhouse is full of life.

We celebrated the opening of our new Greenhouse this summer, where we have already conducted…

We have a new website!

We have recently launched our brand new website. With a new look and content, we…

ECOTOX Conference

IES CEO Dr Stefan Höger will hold a presentation during the upcoming 20th International Akademie…

#WednesdayChat

We were delighted to be able to join Silvana Maini for the tks #WednesdayChat this…

Therapeutic Innovation & Regulatory Science

IES Regulatory Expert Arno Wess has published a new article in the Therapeutic Innovation &…

IES at the ACS Fall 2020 Virtual Meeting

Environmental Fate study director Christiaan Wijntjes presented a collaborative virtual presentation for the ACS Fall…

CHIMIA

IES team members Stefan Höger, Arno Wess and Thomas Schmidt recently had an article published…

Einladung

IES CEO Dr. Stefan Höger wird am 7. Februar als Gastreferent, bei der Info-Tagung zur…

IES – Attending Virtual Conferences and Workshops

Although physical attendance of conferences remains difficult for all of us, we are continuously looking…

XETA

This week IES took part in a virtual research seminar, led by our business partners…

SETAC Discussion

We have several posters featured in todays SETAC discussion sessions, and our creators Thomas Schmidt…

SETAC

We have three more presentations by IES team members on SETAC Wednesday

IES at the Virtual SETAC SciCon

The newly organised virtual SETAC scientific conference will take place next week and our IES…

Easter

Being a Swiss company, we always make sure our staff is provided with enough chocolate…

Greenhouse

As we go through the final stages of testing our new greenhouse for study use,…

IES Ltd – COVID-19 Update

In response to the COVID-19 outbreak, we are continuously assessing the business impact to IES…

Ecotoxicology

At IES we conduct a range of aquatic and terrestrial ecotoxicology studies on behalf of…

#ActsOfKindness

Since it was #actsofkindness week last week, #IES took the opportunity to celebrate some of…

SETAC 2020

IES will be attending the #SETAC Europe 30th Annual Meeting in Dublin.

#WomenInScience

Some of our very talented #WomenInScience at IES gathering together for a rare photo opportunity…

CHIMIA

Pharmaceutical residues in the environment are a global topic highlighted by OECD as of particular…

PlantHealth

2020 is the UN International Year of #PlantHealth. Not only does this present an opportunity…

Getting organized for 2020?

It may not be the first point on your list but booking your studies in…

Take two – Uncertainties with ECx calculations are reduced by assessing confidence limits as well as performing the “good old” visual inspection of data

Changes foreseen according to EMAs new draft guideline on the environmental risk assessment (ERA) of medicinal products for human use

Presentation: Potential impacts of plant protection products on earthworms, ground beetles and vertebrates of agricultural fields

Oral Toxicity Test with Solitary Bees: Long-term feeding behavior

Optimization of a long-term toxicity flow-through setup with Daphnia magna to test accumulation potential of different classes of pollutants

Study Rating – is Reliability enough An appeal for revisiting Relevance and Adequacy, particularly in environmental risk assessment(ERA)

Transformation of Organic Chemicals in Environmental Fate Metabolism Studies: A Comparison between Aquatic Sediment and Surface Water Test Systems (OECD 308 and 309)