Update README.md

README.md

 # Chlamydomonas reinhardtii heat stress time course experiment
 
-Publication title: Systems-wide analysis revealed shared and unique responses to moderate and acute high temperatures in the green alga Chlamydomonas reinhardtii. 
+## Experimental design
+<img src="https://git.nfdi4plants.org/venn/Ru_ChlamyHeatstress/-/raw/main/studies/HeatstressExperiment/protocols/2022-07-12_121059.png" alt="Overview_HS40" width="80%"/>
+
+**Figure 1:** Experimental design of the heat treatment experiments (Zhang et al.)
+
+## Publication
+
+Title: Systems-wide analysis revealed shared and unique responses to moderate and acute high temperatures in the green alga Chlamydomonas reinhardtii. 
 
 Authors: Zhang N, Mattoon EM, McHargue W, Venn B, Zimmer D, Pecani K, Jeong J, Anderson CM, Chen C, Berry JC, Xia M, Tzeng SC, Becker E, Pazouki L, Evans B, Cross F, Cheng J, Czymmek KJ, Schroda M, Mühlhaus T, Zhang R. 
 
 Journal: Commun Biol. 2022 May 13;5(1):460. doi: 10.1038/s42003-022-03359-z. PMID: 35562408; PMCID: PMC9106746.
 
+## Sampling schema
 
 |time point [h]|condition |temperature [°C]|
 |---|--|--|
@@ -26,5 +34,3 @@ Journal: Commun Biol. 2022 May 13;5(1):460. doi: 10.1038/s42003-022-03359-z. PMI
 |48|recovery|25|
 |72|recovery|25|
 
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